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Add to CartThis AC Delco spark plug iridium construction provides outstanding strength and high temperature resistance. Iridium offers reliable cold starting, quick acceleration, and smooth engine performance. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life.
Using the latest in spark plug technology AC Delco is a trusted brand that will provide quick start ups when it matters most.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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