Set of 16 Spark Plugs Rapidfire OEM ACDelco Platinum 5.7L V8 Gap Pre-Set

  
Platinum Rapidfire®; Pre-Set Gap: 0.045. ACDelco Platinum Rapidfire® Spark Plugs are designed for everyday use and are a high quality replacement ideal for many vehicles on the road today. These spark plugs have high-quality suppressors that help prevent misfiring, an optimized plug to boot seal, and a pure copper core for great durability. Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures. Pure copper core provides great heat transfer and helps maximize plug durability.

Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system. Ribless insulator helps optimize plug to boot seal.

Fits engines that run conventional plugs, as well as newer vehicles that require platinum plugs.