High-Performance Replacement for Boat, Lawn Mower & Powersports Engines – Durable & Reliable Ignition Component 6 Pack For Champion Copper Plus Spark Plugs 1976-1978 GMC K25 4.1L L6 ps Mod-N9M-1758

6 Pack For Champion Copper Plus Spark Plugs 1976-1978 GMC K25 4.1L L6 ps Interchange Part Number For Autolite C705 For Denso For Bosch 22-8; For GMC; 6 pc Genuine Spark Plug Kit; MPN 18; Compatible Model K25; Item Length 3.750; Compatible Year 1978 1977 1976; MPN 88;

• ✔ Trusted Brands You Know – Includes spark plugs from industry-leading names like For Champion, For NGK, ACDelco, For Bosch—quality you can count on.
• ✔ Consistent Ignition & Engine Start – Engineered for reliable cold starts and smooth combustion across a wide range of engines and conditions.
• ✔ Improves Fuel Efficiency – Helps optimize fuel-air mixture ignition for better mileage, reduced emissions, and smoother performance.
• ✔ Built to Last – Manufactured using high-grade materials to withstand heat, vibration, and long-term engine operation.
• ✔ Versatile Applications – Suitable for marine engines, lawn mowers, ATVs, motorcycles, and power equipment—ideal for maintenance or upgrades.