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SKP SP1019 Spark Plug
| Brand | SKP SP1019 |
|---|---|
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Iridium |
| Fits | Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac · 244 vehicles |
Copper core. Provides stable conductivity for consistent ignition performance.
Iridium tip. Adds a durable firing surface for repeated spark events.
Cross-references Autolite XP5243, 41-104 and 41-110 for the same application. See all 12.
Overview
SKP SP1019 is a spark plug for a wide range of GM applications, including Chevrolet Silverado 1500, Chevrolet Corvette, and Cadillac Escalade fitments. It combines a copper center electrode core with an iridium tip to support consistent ignition performance across listed applications.
Key Features
- Copper core center electrode for stable electrical conductivity.
- Iridium tip for improved wear resistance at the firing point.
- Application-specific gap notes listed by vehicle fitment.
- Compatible with many Chevrolet, GMC, Cadillac, Pontiac, and Oldsmobile models.
- Part number SP1019 for easy catalog matching.
Detailed Description
SP1019 is an ignition spark plug built for secondary ignition service on GM passenger vehicles, SUVs, vans, and trucks. Fitment includes Chevrolet Express 2500, Silverado 2500 HD, Camaro, Tahoe, Corvette, and Cadillac CTS applications, with notes that specify the required gap for each listing. The copper core helps carry current efficiently, while the iridium tip adds a durable firing surface for repeated ignition cycles. This part cross-references Autolite XP5243 for the same application.
For buyers searching for a Chevrolet Silverado 1500 spark plug, Cadillac Escalade spark plug, or GMC Sierra 2500 HD spark plug, SP1019 provides a cataloged replacement option with vehicle-specific fitment data. The part number SP1019 also appears in interchange listings that include 41-104 and IT16.
What It Is Used For
- Replacing worn spark plugs that can cause rough running.
- Addressing misfire conditions tied to ignition wear.
- Restoring consistent spark delivery during engine operation.
- Correcting hard-start or extended-crank complaints linked to plug condition.
- Maintaining proper ignition performance in listed GM applications.
Installation Notes
Verify the exact vehicle listing before installation, since gap specifications vary by application and some fitments note 0.030, 0.040, 0.045, or 0.050 inch gaps. Confirm the engine’s required gap and follow the service procedure for the specific Chevrolet, GMC, Cadillac, Pontiac, or Oldsmobile model. Use the cataloged part number SP1019 to match the correct application.
Quality Assurance
SKP SP1019 uses a copper core and iridium tip construction for ignition service across the listed fitments. Review the vehicle-specific notes and gap requirements to ensure the correct application before installation.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Notes |
|---|---|---|---|---|---|---|
| 2018 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | Chevrolet | Suburban 3500 HD | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | GMC | Savana 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | GMC | Savana 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | GMC | Sierra 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2018 | GMC | Sierra 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Caprice | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Express 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | SS | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | Chevrolet | Suburban 3500 HD | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | GMC | Savana 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | GMC | Savana 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | GMC | Savana 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | GMC | Savana 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | GMC | Sierra 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2017 | GMC | Sierra 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Caprice | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Express 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | SS | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | Chevrolet | Suburban 3500 HD | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | GMC | Savana 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | GMC | Savana 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | GMC | Savana 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | GMC | Savana 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | GMC | Sierra 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2016 | GMC | Sierra 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Camaro | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Caprice | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Express 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | Chevrolet | SS | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 2500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 2500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 3500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 3500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 4500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Savana 4500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Sierra 2500 HD | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Sierra 2500 HD | 6.0L | V8 | GAS | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Sierra 2500 HD | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2015 | GMC | Sierra 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Camaro | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Caprice | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Express 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Express 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | SS | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Suburban 1500 | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | Chevrolet | Tahoe | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 2500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 2500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 3500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 3500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 4500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Savana 4500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Sierra 2500 HD | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Sierra 2500 HD | 6.0L | V8 | GAS | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Sierra 2500 HD | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Sierra 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Yukon | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Yukon | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Yukon XL 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2014 | GMC | Yukon XL 1500 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Cadillac | Escalade | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Avalanche | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Camaro | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Caprice | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Corvette | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Express 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Express 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Silverado 1500 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Suburban 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Suburban 2500 | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Tahoe | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | Chevrolet | Tahoe | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 2500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 2500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 2500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 3500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 3500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 4500 | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Savana 4500 | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 1500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 1500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 1500 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 2500 HD | 6.0L | V8 | CNG | Gap: .030/0.8mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 2500 HD | 6.0L | V8 | GAS | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 2500 HD | 6.0L | V8 | FLEX | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Sierra 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Yukon | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Yukon | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Yukon | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Yukon XL 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Yukon XL 1500 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2013 | GMC | Yukon XL 2500 | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Cadillac | Escalade | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Camaro | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Corvette | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Express 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Silverado 1500 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Tahoe | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2012 | Chevrolet | Tahoe | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Cadillac | Escalade | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Camaro | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Corvette | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Express 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Express 2500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Express 3500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Express 3500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Silverado 1500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Silverado 1500 | 4.8L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Silverado 1500 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Silverado 3500 HD | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Tahoe | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2011 | Chevrolet | Tahoe | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Chevrolet | Camaro | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Chevrolet | Corvette | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2010 | Chevrolet | Tahoe | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Cadillac | CTS | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Chevrolet | Corvette | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Chevrolet | Express 4500 | 6.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Chevrolet | Impala | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2009 | Pontiac | G8 | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2008 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2008 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2008 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2008 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2008 | Chevrolet | Corvette | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2008 | Chevrolet | Impala | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2007 | Cadillac | CTS | 6.0L | V8 | — | Gap: .050/1.3mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2007 | Cadillac | Escalade | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2007 | Cadillac | Escalade ESV | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2007 | Cadillac | Escalade EXT | 6.2L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2007 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2007 | Chevrolet | Impala | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2006 | Cadillac | CTS | 6.0L | V8 | — | Gap: .050/1.3mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2006 | Chevrolet | Corvette | 7.0L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2006 | Chevrolet | Impala | 5.3L | V8 | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2006 | Chevrolet | SSR | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2005 | Chevrolet | SSR | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2004 | Chevrolet | SSR | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 2003 | Chevrolet | SSR | — | — | — | Gap: .040/1.0mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1995 | Chevrolet | Lumina | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1995 | Chevrolet | Monte Carlo | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1995 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1995 | Pontiac | Grand Prix | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1994 | Chevrolet | Lumina | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1994 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1994 | Pontiac | Grand Prix | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1993 | Chevrolet | Lumina | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1993 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1993 | Pontiac | Grand Prix | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1992 | Chevrolet | Lumina | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1992 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1992 | Pontiac | Grand Prix | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1991 | Chevrolet | Lumina | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1991 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
| 1991 | Pontiac | Grand Prix | 3.4L | V6 | — | Gap: .045/1.1mm; Enhanced Tapered Ground Electrode w/ Platinum Chip |
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