OE Quality
60-Day Returns

Standard Ignition 26865 Spark Plug Wire Set
Reliable Spark Plug Wire Set for Chevrolet and GMC Trucks
The Standard Ignition 26865 spark plug wire set is designed to deliver consistent ignition performance for select Chevrolet and GMC truck models. Engineered to meet OEM specifications, this set ensures proper electrical conductivity and durability for your vehicle's ignition system.
- Compatible with Chevrolet C20, C20 Suburban, C30, C2500, C2500 Suburban, C3500
- Fits GMC K20 Suburban, K30, K3500, P30, P3500 models
- Standard Ignition quality for reliable spark delivery
- Durable construction to withstand high temperatures and engine conditions
- Part number 26865 for precise fit and function
Product Details and Compatibility
This spark plug wire set from Standard Ignition is specifically designed for use with Chevrolet and GMC trucks including the C20, C20 Suburban, C30, C2500, C2500 Suburban, C3500, K20 Suburban, K30, K3500, P30, and P3500 models. The part number 26865 ensures compatibility and proper fitment, maintaining the integrity of your vehicle’s ignition system. The wires are constructed to provide consistent electrical flow, reducing misfires and improving engine performance under various driving conditions.
Common Applications and Problem Solving
- Restores proper ignition spark to prevent engine misfires
- Replaces worn or damaged spark plug wires causing rough idling
- Improves starting reliability in Chevrolet and GMC trucks
- Reduces electrical interference affecting engine sensors
- Maintains engine efficiency by ensuring optimal spark timing
Installation Notes and Tips
When installing the Standard Ignition 26865 spark plug wire set, ensure the engine is cool to avoid burns. Replace wires one at a time to maintain correct firing order and prevent cross-connection. Verify that each wire is securely connected to both the spark plug and distributor or ignition coil terminals. Inspect boots and terminals for damage before installation to ensure a proper seal and electrical connection.
Quality Assurance and Warranty
Standard Ignition manufactures this spark plug wire set to meet or exceed OEM standards, providing reliable performance and durability. While specific warranty details are not provided, Standard Ignition products typically come with a limited warranty against defects in materials and workmanship. Refer to the product packaging or manufacturer’s website for exact warranty terms.
This part fits 43 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1987 | Chevrolet | P30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1987 | GMC | P3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | Chevrolet | C20 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | Chevrolet | C30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | Chevrolet | K30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | Chevrolet | P30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | GMC | C2500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | GMC | C2500 Suburban | 7.4L | V8 | N/A | Fits vehicles equipped with California emissions. |
| 1986 | GMC | C3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | GMC | K3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1986 | GMC | P3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots; w/ Calif. Emissions |
| 1985 | Chevrolet | C20 | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | Chevrolet | C30 | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | Chevrolet | K20 Suburban | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | Chevrolet | K30 | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | Chevrolet | P30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1985 | GMC | C2500 | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | GMC | C2500 Suburban | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold |
| 1985 | GMC | C3500 | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | GMC | K3500 | 7.4L | V8 | N/A | w/ Cast Iron Exhaust Manifold; Silicone Wire And Plug Boots |
| 1985 | GMC | P3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | Chevrolet | C20 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | Chevrolet | C30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | Chevrolet | K30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | Chevrolet | P30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | GMC | C2500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | GMC | C2500 Suburban | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | GMC | C3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | GMC | K3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1984 | GMC | P3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | Chevrolet | C20 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | Chevrolet | C30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | Chevrolet | K30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | Chevrolet | P30 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | GMC | C2500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | GMC | C2500 Suburban | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | GMC | C3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | GMC | K3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
| 1983 | GMC | P3500 | 7.4L | V8 | N/A | Silicone Wire And Plug Boots |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.