OE Quality
60-Day Returns

Denso 671-8162 Spark Plug Wire Set
Reliable Ignition Wire Set for Cadillac, Chevrolet, and Pontiac Vehicles
The Denso 7mm Spark Plug Wire Set (Part Number 671-8162) is engineered to provide consistent ignition performance for select Cadillac, Chevrolet, and Pontiac models. Designed with durable silicone boots and precise terminal configurations, this set supports efficient spark delivery and engine reliability.
- Silicone spark plug boot material for heat resistance and durability
- 7.00 mm insulation outside diameter for optimal electrical insulation
- Female distributor coil end terminals for secure connections
- 180-degree spark plug end boot angle for proper fitment
- Includes 8 straight spark plug end boots for complete wire set replacement
About the Denso 7mm Brand Line
The Denso 7mm brand line focuses on ignition wire sets with a 7.00 mm insulation diameter, balancing flexibility and electrical insulation. This line is designed to meet the specific ignition requirements of performance and standard vehicles, ensuring reliable spark transmission and resistance to heat and wear. The 7mm wires provide a consistent fit and function for applications such as the Cadillac CTS, Chevrolet Camaro, Corvette, and Pontiac GTO.
Product Details and Specifications
This spark plug wire set features silicone boots that offer enhanced heat resistance and longevity compared to standard rubber boots. The female terminal design on both the distributor coil end and spark plug end ensures a secure and stable connection, reducing the risk of misfires. The 180-degree angle on the spark plug end boots allows for proper routing and fitment in tight engine compartments. With eight straight spark plug end boots included, this set is suitable for V8 engines commonly found in the listed vehicle models.
Applications and Common Issues Addressed
- Replacement of worn or damaged spark plug wires in Cadillac CTS and Chevrolet Camaro
- Resolving engine misfires caused by faulty ignition wire connections in Pontiac GTO
- Improving ignition system reliability in Chevrolet Corvette
- Addressing electrical insulation breakdown due to heat exposure
- Ensuring proper spark delivery for optimal engine performance
Installation Notes and Tips
When installing the Denso 671-8162 spark plug wire set, ensure that the wires are routed away from high-heat components and moving parts to prevent premature wear. The 180-degree spark plug end boots should be aligned carefully to fit the spark plugs without strain. Confirm that the female terminals are fully seated on both the distributor coil and spark plugs to maintain a secure electrical connection. It is recommended to replace all wires simultaneously to maintain balanced ignition performance.
Quality Assurance and Warranty
Denso manufactures this spark plug wire set to meet or exceed OEM specifications for fit, form, and function. The use of silicone boots and precise terminal construction supports durability and consistent performance. While specific warranty details are not provided here, Denso products typically come with a limited warranty against defects in materials and workmanship. Consult the product packaging or manufacturer for exact warranty terms.
| Brand | Denso |
| Part Number | 671-8162 |
| Position | 7mm |
| Distributor Coil End Terminal Type | Female |
| Insulation Outside Diameter | 7.00 |
| Spark Plug Boot Material | Silicone |
| Spark Plug End Boot Degree | 180 |
| Spark Plug End Boot Quantity Straight | 8 |
| Spark Plug End Terminal Type | FEMALE |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2015 | Cadillac | CTS | N/A | 7mm |
| 2015 | Chevrolet | Camaro | N/A | 7mm |
| 2014 | Cadillac | CTS | N/A | 7mm |
| 2014 | Chevrolet | Camaro | N/A | 7mm |
| 2013 | Cadillac | CTS | N/A | 7mm |
| 2013 | Chevrolet | Camaro | N/A | 7mm |
| 2012 | Cadillac | CTS | N/A | 7mm |
| 2012 | Chevrolet | Camaro | N/A | 7mm |
| 2011 | Cadillac | CTS | N/A | 7mm |
| 2010 | Cadillac | CTS | N/A | 7mm |
| 2009 | Cadillac | CTS | N/A | 7mm |
| 2005 | Cadillac | CTS | N/A | 7mm |
| 2004 | Cadillac | CTS | N/A | 7mm |
| 2004 | Chevrolet | Corvette | N/A | 7mm |
| 2004 | Pontiac | GTO | N/A | 7mm |
| 2003 | Chevrolet | Corvette | N/A | 7mm |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.