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The GM ACDelco RAPIDFIRE #18 Platinum Spark Plug is engineered for reliable ignition, smoother engine operation, and improved fuel efficiency in GM engines. Featuring platinum electrodes, it ensures consistent spark, reduced wear, and enhanced combustion efficiency. Ideal for high-performance GM vehicles, this spark plug ensures dependable starts, better acceleration, and extended engine life under demanding conditions.
🔧 Platinum electrodes ensure long-lasting durability and spark consistency
🔧 Suppressor seal reduces EMI and RFI interference for stable ignition
🔧 Improves fuel economy and enhances combustion efficiency
🔧 Pre-gapped for quick and easy installation
Brand & Part Number: ACDelco RAPIDFIRE #18
Material: Platinum Tip, Copper Core
Thread Size: 14mm
Reach: 0.75 in. (19mm)
Gap: Pre-gapped (~0.040 in.)
Optimize engine performance with ACDelco RAPIDFIRE #18 Platinum spark plugs! 🔧