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OE Quality
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Autolite
Iridium Spark PlugAutolite XP5245 Spark Plug
| Brand | Autolite XP5245 |
|---|---|
| Product line | Iridium Spark Plug |
| Fits | Chevrolet, GMC, Cadillac, Hummer, Buick, Pontiac, Saab, Isuzu, Workhorse, Avanti, and Oldsmobile · 727 vehicles |
Iridium-enhanced fine wire. Built for durability and sharper ignitability.
Platinum ground electrode. Adds durability with a tapered ground wire design.
Performance spark plug. Engineered to improve efficiency, acceleration, and fuel economy.
Cross-references Gates 7300, NGK 2015 and 41-104 for the same application. See all 9.
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Autolite XP5245 Iridium Spark Plug Overview
Autolite XP5245 is an iridium spark plug built for performance-focused ignition service in a wide range of GM applications. It uses a fine-wire iridium center electrode and a platinum ground electrode to support durable spark delivery, cleaner combustion, and consistent engine response.
For drivers searching for an iridium spark plug for Chevrolet Camaro, Silverado, Tahoe, GMC Sierra, or Cadillac Escalade applications, this Autolite Iridium XP plug is engineered to match OE-style fitment requirements while improving ignition efficiency.
Key Features
- Iridium-enhanced fine-wire center electrode for precise spark initiation
- Proprietary platinum ground electrode for added durability
- Tapered ground electrode tip design to help maximize engine efficiency
- Resistor type plug with 4,000 ohms resistance
- Ceramic insulator and copper core center electrode for stable operation
- M14 x 1.25 thread size, tapered seat, 5/8 hex
- Performance grade construction for secondary ignition service
Product Details
The Autolite Iridium Spark Plug line is designed for drivers who want dependable ignition performance with OE-style dimensions and modern electrode materials. Part number XP5245 features an iridium center electrode tip, platinum ground electrode tip, and fine-wire design that supports strong ignitability and efficient combustion. The tapered ground wire profile is used to help the engine fire consistently under load, during acceleration, and in everyday driving.
This part cross-references NGK 2015 for the same application. Autolite XP5245 is a direct-fit style spark plug for many Chevrolet Camaro, Chevrolet Silverado, GMC Sierra, and Cadillac Escalade engine applications listed in the fitment data.
Common Symptoms This Part Can Address
- Hard starting or delayed ignition response
- Rough idle caused by worn spark plug electrodes
- Misfire codes related to weak spark delivery
- Reduced fuel economy from inefficient combustion
- Sluggish acceleration or inconsistent throttle response
Installation Notes and Fitment Tips
- Fits 2014-2015 Chevrolet Camaro, N/A
- Fits 1999-2002 Chevrolet Camaro, N/A
- Fits 2007-2012 Chevrolet Avalanche, N/A
- Fits 2011-2012 Chevrolet Caprice, N/A
- Fits 2009-2012 Chevrolet Colorado, N/A
- Fits 2003-2012 Chevrolet Express 2500, N/A
- Fits 2000-2012 Chevrolet Suburban 1500, N/A
- Fits 2000-2012 Chevrolet Suburban 2500, N/A
- Fits 2009-2012 GMC Canyon, N/A
- Fits 2003-2012 GMC Savana 1500, N/A
- Fits 2011-2012 GMC Savana 2500, N/A
- Fits 2011-2012 GMC Savana 3500, N/A
- Fits 1999-2012 GMC Sierra 1500, N/A
- Fits 2001-2012 GMC Sierra 2500 HD, N/A
- Fits 2007-2012 GMC Sierra 3500 HD, N/A
- Fits 2000-2012 GMC Yukon, N/A
- Fits 2000-2012 GMC Yukon XL 1500, N/A
- Fits 2000-2012 GMC Yukon XL 2500, N/A
- Fits 2009-2010 Cadillac Escalade, N/A
- Fits 2002-2006 Cadillac Escalade, N/A
Verify thread size, seat type, and heat range before installation. The tapered seat design and OE-style gap specifications should be matched to the vehicle’s engine requirements, especially on Chevrolet Camaro and GMC Sierra applications where multiple plug variants may exist by year and engine code.
Quality Assurance
Autolite Iridium XP plugs are engineered with iridium and platinum electrode materials to improve durability and maintain stable spark performance over extended service intervals. Part number XP5245 is built to OE-style dimensional standards for the listed applications and is backed by Autolite manufacturing quality controls.
This part fits 727 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2015 | Chevrolet | Camaro | 7.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2014 | Chevrolet | Camaro | 7.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | Chevrolet | Avalanche | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | Chevrolet | Caprice | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | Chevrolet | Colorado | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Canyon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Savana 2500 | 6.0L | V8 | FLEX | N/A | .040"/1.0mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2012 | GMC | Savana 2500 | 6.0L | V8 | CNG | N/A | .030"/0.8mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2012 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Savana 3500 | 6.0L | V8 | FLEX | N/A | .040"/1.0mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2012 | GMC | Savana 3500 | 6.0L | V8 | CNG | N/A | .030"/0.8mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2012 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Sierra 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Sierra 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Yukon | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Yukon XL 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2012 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | Chevrolet | Avalanche | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | Chevrolet | Caprice | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | Chevrolet | Colorado | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | Chevrolet | Suburban 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Canyon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Savana 2500 | 6.0L | V8 | FLEX | N/A | .040"/1.0mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2011 | GMC | Savana 2500 | 6.0L | V8 | CNG | N/A | .030"/0.8mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2011 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Savana 3500 | 6.0L | V8 | FLEX | N/A | .040"/1.0mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2011 | GMC | Savana 3500 | 6.0L | V8 | CNG | N/A | .030"/0.8mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; OE Style; Iridium Spark Plug |
| 2011 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Sierra 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Sierra 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Yukon | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Yukon XL 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2011 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Cadillac | Escalade | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Avalanche | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Colorado | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Silverado 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Suburban 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Suburban 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Canyon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Sierra 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Sierra 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Yukon | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Yukon XL 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Hummer | H3 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2010 | Hummer | H3T | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Buick | Allure | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Buick | LaCrosse | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Cadillac | Escalade | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Avalanche | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Avalanche | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Colorado | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Silverado 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Suburban 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Suburban 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Tahoe | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Tahoe | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Chevrolet | Trailblazer | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Canyon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Envoy | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Sierra 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Sierra 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon XL 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Hummer | H2 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Hummer | H3 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Hummer | H3T | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Pontiac | G8 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Saab | 9-7x | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2009 | Saab | 9-7x | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Buick | Allure | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Buick | LaCrosse | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Avalanche | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Avalanche | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Suburban 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Suburban 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Tahoe | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Tahoe | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Trailblazer | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Chevrolet | Trailblazer | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Envoy | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Sierra 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Sierra 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon XL 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Hummer | H2 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Hummer | H3 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Pontiac | G8 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Pontiac | Grand Prix | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Saab | 9-7x | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2008 | Saab | 9-7x | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Buick | Rainier | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Avalanche | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Avalanche | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Corvette | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Monte Carlo | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 Classic | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 Classic | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 Classic | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 1500 HD Classic | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 2500 HD Classic | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 2500 HD Classic | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 3500 Classic | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 3500 Classic | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2007 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Suburban 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Suburban 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Trailblazer | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Chevrolet | Trailblazer | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Envoy | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 Classic | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 Classic | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 Classic | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 1500 HD Classic | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 2500 HD Classic | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 2500 HD Classic | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2007 | GMC | Sierra 3500 Classic | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Sierra 3500 Classic | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2007 | GMC | Sierra 3500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon XL 1500 | 6.2L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Hummer | H2 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Pontiac | Grand Prix | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2007 | Saab | 9-7x | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Buick | Rainier | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Cadillac | Escalade | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Cadillac | Escalade ESV | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Cadillac | Escalade EXT | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Avalanche 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Avalanche 2500 | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | Chevrolet | Corvette | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Monte Carlo | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Silverado 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Suburban 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Suburban 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Trailblazer | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Trailblazer | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Chevrolet | Trailblazer EXT | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Envoy | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Envoy XL | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | GMC | Sierra 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Sierra 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Yukon XL 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | GMC | Yukon XL 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2006 | Hummer | H2 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Isuzu | Ascender | 5.3L | V8 | — | N/A | Iridium-enhanced center electrode with V-trimmed platinum side wire, 0.6mm finewire design, 0.044"/1.1mm gap size.; Iridium Spark Plug |
| 2006 | Pontiac | Grand Prix | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Pontiac | GTO | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2006 | Saab | 9-7x | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Buick | Rainier | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Cadillac | CTS | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Cadillac | Escalade | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Cadillac | Escalade | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Cadillac | Escalade ESV | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Cadillac | Escalade EXT | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Avalanche 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Avalanche 2500 | — | — | — | N/A | Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design, 0.060"/1.5mm, OE Style.; Iridium Spark Plug |
| 2005 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Express 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | — | N/A | Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design, 0.060"/1.5mm, OE Style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Silverado 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2005 | Chevrolet | Suburban 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Suburban 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2005 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Chevrolet | Trailblazer EXT | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Envoy | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Envoy XL | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Envoy XUV | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Savana 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2005 | GMC | Sierra 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Sierra 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2005 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Yukon XL 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | GMC | Yukon XL 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2005 | Hummer | H2 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Isuzu | Ascender | 5.3L | V8 | — | N/A | Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; .042"/1.1mm; Iridium Spark Plug |
| 2005 | Pontiac | Grand Prix | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Pontiac | GTO | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2005 | Saab | 9-7x | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Buick | Rainier | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Cadillac | CTS | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Cadillac | Escalade | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Cadillac | Escalade | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Cadillac | Escalade ESV | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Cadillac | Escalade EXT | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Avalanche 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Avalanche 2500 | — | — | — | N/A | Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design, 0.060"/1.5mm, OE Style.; Iridium Spark Plug |
| 2004 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Express 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | — | N/A | Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design, 0.060"/1.5mm, OE Style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Silverado 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2004 | Chevrolet | Suburban 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Suburban 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2004 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Chevrolet | Trailblazer EXT | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Envoy XL | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Envoy XUV | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Savana 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2004 | GMC | Sierra 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Sierra 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2004 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Yukon XL 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | GMC | Yukon XL 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2004 | Hummer | H2 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2004 | Isuzu | Ascender | 5.3L | V8 | — | N/A | Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; .042"/1.1mm; Iridium Spark Plug |
| 2004 | Pontiac | GTO | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Cadillac | Escalade | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Cadillac | Escalade | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Cadillac | Escalade ESV | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Cadillac | Escalade EXT | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Avalanche 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Avalanche 2500 | — | — | — | N/A | Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design, 0.060"/1.5mm, OE Style.; Iridium Spark Plug |
| 2003 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Express 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Express 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Express 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Express 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Express 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Express 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Silverado 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2003 | Chevrolet | Suburban 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Suburban 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2003 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Chevrolet | Trailblazer EXT | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Envoy XL | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Savana 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Savana 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Savana 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Savana 2500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Savana 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Savana 3500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2003 | GMC | Sierra 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Sierra 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2003 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Yukon XL 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | GMC | Yukon XL 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2003 | Hummer | H2 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2003 | Isuzu | Ascender | 5.3L | V8 | — | N/A | Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; .042"/1.1mm; Iridium Spark Plug |
| 2002 | Cadillac | Escalade | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Cadillac | Escalade | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Cadillac | Escalade EXT | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Avalanche 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Avalanche 2500 | — | — | — | N/A | Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design, 0.060"/1.5mm, OE Style.; Iridium Spark Plug |
| 2002 | Chevrolet | Camaro | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Express 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Silverado 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Suburban 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Savana 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | GMC | Sierra 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Sierra 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Yukon XL 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2002 | GMC | Yukon XL 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2002 | Pontiac | Firebird | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Camaro | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Express 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Silverado 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Suburban 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Suburban 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Savana 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 1500 HD | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 2500 HD | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 2500 HD | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | GMC | Sierra 3500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Sierra 3500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Yukon | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Yukon XL 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Yukon XL 1500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Yukon XL 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2001 | GMC | Yukon XL 2500 | 8.1L | V8 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 2001 | Pontiac | Firebird | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Camaro | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Silverado 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Silverado 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Suburban 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Tahoe | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Chevrolet | Tahoe | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Sierra 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Sierra 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Yukon | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Yukon | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Yukon XL 1500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | GMC | Yukon XL 2500 | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 2000 | Pontiac | Firebird | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | Chevrolet | Camaro | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | N/A | Iridium XP Spark Plug |
| 1999 | Chevrolet | Silverado 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | Chevrolet | Silverado 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | GMC | Sierra 1500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | GMC | Sierra 1500 | 4.8L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | GMC | Sierra 2500 | 5.3L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | GMC | Sierra 2500 | 6.0L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1999 | Pontiac | Firebird | 5.7L | V8 | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1998 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1997 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1997 | Chevrolet | Corvette | — | — | — | N/A | Iridium enhanced center electrode with platinum side wire, 0.6mm finewire design, 0.040"/1.0mm OE style.; Iridium Spark Plug |
| 1997 | Chevrolet | S10 | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1997 | GMC | Sonoma | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1997 | Isuzu | Hombre | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1997 | Pontiac | Sunfire | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1996 | Buick | Century | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1996 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1996 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1996 | Chevrolet | S10 | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1996 | GMC | Sonoma | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1996 | Isuzu | Hombre | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1996 | Oldsmobile | Cutlass Ciera | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1996 | Pontiac | Sunfire | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Buick | Century | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Buick | Century | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Buick | Skylark | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1995 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Chevrolet | Corsica | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Chevrolet | Lumina | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Chevrolet | Monte Carlo | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Chevrolet | S10 | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | GMC | Sonoma | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Oldsmobile | Achieva | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Oldsmobile | Cutlass Ciera | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Oldsmobile | Cutlass Ciera | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Pontiac | Grand Am | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1995 | Pontiac | Sunfire | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Buick | Century | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Buick | Century | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Buick | Skylark | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1994 | Chevrolet | Cavalier | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1994 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Chevrolet | Corsica | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Chevrolet | Lumina | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1994 | Chevrolet | S10 | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | GMC | Sonoma | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Oldsmobile | Achieva | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Oldsmobile | Cutlass Ciera | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Oldsmobile | Cutlass Ciera | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Oldsmobile | Cutlass Cruiser | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Pontiac | Grand Am | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire in 0.6mm finewire design. 060"/1.5mm gap.; Iridium Spark Plug |
| 1994 | Pontiac | Sunbird | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Buick | Century | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1993 | Chevrolet | Cavalier | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Chevrolet | Corsica | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Chevrolet | Lumina | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Chevrolet | Lumina | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Oldsmobile | Cutlass Ciera | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | .045"/1.1mm Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design.; Iridium Spark Plug |
| 1993 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | .060"/1.5mm; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Iridium Spark Plug |
| 1993 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1993 | Pontiac | Sunbird | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1992 | Chevrolet | Cavalier | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Chevrolet | Corsica | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Chevrolet | Lumina | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1992 | Pontiac | Sunbird | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Chevrolet | Cavalier | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1991 | Chevrolet | Corsica | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1991 | Chevrolet | Lumina | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Pontiac | 6000 | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Pontiac | Sunbird | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Pontiac | Tempest | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1991 | Pontiac | Tempest | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1990 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Chevrolet | Cavalier | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Chevrolet | Cavalier | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, 0.050"/1.3mm; Iridium Spark Plug |
| 1990 | Chevrolet | Celebrity | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Chevrolet | Corsica | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Chevrolet | Corsica | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1990 | Chevrolet | Lumina | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Pontiac | 6000 | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | .045"/1.1mm Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design.; Iridium Spark Plug |
| 1990 | Pontiac | Tempest | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1990 | Pontiac | Tempest | 2.2L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1989 | Buick | Century | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Buick | Regal | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Buick | Regal | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Buick | Skyhawk | — | — | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1989 | Chevrolet | Cavalier | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1989 | Chevrolet | Cavalier | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Chevrolet | Celebrity | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Chevrolet | Corsica | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1989 | Chevrolet | Corsica | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Oldsmobile | Cutlass Ciera | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Oldsmobile | Cutlass Cruiser | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Oldsmobile | Cutlass Supreme | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Pontiac | 6000 | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Pontiac | 6000 | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Pontiac | Grand Prix | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Pontiac | Grand Prix | 3.1L | V6 | — | N/A | .045"/1.1mm Iridium Enhanced Center Electrode, Proprietary V-trimmed Platinum side wire, 0.6mm finewire design.; Iridium Spark Plug |
| 1989 | Pontiac | Tempest | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1989 | Pontiac | Tempest | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Buick | Century | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Buick | Regal | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Buick | Skyhawk | — | — | — | N/A | Spark Plug with .035" Iridium Enhanced Center Electrode, V-trimmed Platinum side wire, and 0.6mm finewire design.; Iridium Spark Plug |
| 1988 | Cadillac | Cimarron | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Chevrolet | Cavalier | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1988 | Chevrolet | Cavalier | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Chevrolet | Celebrity | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Chevrolet | Corsica | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1988 | Chevrolet | Corsica | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Oldsmobile | Cutlass Ciera | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Oldsmobile | Cutlass Cruiser | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Oldsmobile | Cutlass Supreme | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Oldsmobile | Firenza | 2.0L | L4 | — | N/A | Spark Plug with .035" Iridium Enhanced Center Electrode, V-trimmed Platinum side wire, and 0.6mm finewire design.; Iridium Spark Plug |
| 1988 | Pontiac | 6000 | 3.1L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Pontiac | 6000 | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Pontiac | Grand Prix | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1988 | Pontiac | Tempest | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1988 | Pontiac | Tempest | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Buick | Century | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Buick | Skyhawk | — | — | — | N/A | Spark Plug with .035" Iridium Enhanced Center Electrode, V-trimmed Platinum side wire, and 0.6mm finewire design.; Iridium Spark Plug |
| 1987 | Cadillac | Cimarron | — | — | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Chevrolet | Cavalier | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1987 | Chevrolet | Cavalier | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Chevrolet | Celebrity | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Chevrolet | Corsica | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1987 | Chevrolet | Corsica | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Oldsmobile | Cutlass Ciera | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Oldsmobile | Cutlass Cruiser | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Oldsmobile | Firenza | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Oldsmobile | Firenza | 2.0L | L4 | — | N/A | Spark Plug with .035" Iridium Enhanced Center Electrode, V-trimmed Platinum side wire, and 0.6mm finewire design.; Iridium Spark Plug |
| 1987 | Pontiac | 6000 | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| 1987 | Pontiac | Tempest | 2.0L | L4 | — | N/A | Iridium enhanced center electrode with V-trimmed platinum side wire and 0.6mm finewire design, .035"/0.9mm.; Iridium Spark Plug |
| 1987 | Pontiac | Tempest | 2.8L | V6 | — | N/A | Iridium enhanced center electrode with proprietary V-trimmed platinum side wire and 0.6mm finewire design; .045"/1.1mm; Iridium Spark Plug |
| No rows match your filter. | |||||||
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gates — 7300NGK — 201541-10441-16241-985HR9LI33UQSP-4TR4-2IXTR4IX