ACDelco D598A GM Original Equipment Ignition Coil

With coverage for many of todayâ€™s most popular vehicles, ACDelco Professional Double Platinum Spark Plugs are great replacement plugs for motorists wanting the performance characteristics of a premium aftermarket plug. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver 100,000-mile performance. These premium aftermarket replacement double platinum spark plugs are manufactured to meet or exceed your expectations for fit, form, and function.

One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal. Reduces radio frequency and engine interference, regulates spark plug energy and seals against compression pressures for long life
Double platinum point pad on center and ground electrode offer increased durability and consistent voltage demands to reduce wear on ignition system
100% Pure Copper Core results in cooler electrode temperature for enhanced durability and superior fouling resistance
One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal. Reduces radio frequency and engine interference, regulates spark plug energy and seals against compression pressures for long life
Double platinum point pad on center and ground electrode offer increased durability and consistent voltage demands to reduce wear on ignition system
100% Pure Copper Core results in cooler electrode temperature for enhanced durability and superior fouling resistance

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ACDelco GM Original Equipment 41-987 Double Platinum Spark Plug;