NGK Racing R7448A-9 Spark Plug Set

NGK Racing R7448A-9 Spark Plug Set - Suits 4 Cylinder EcoBoost - NGK Spark Plugs Suits stage 2 and above cars Huge 2.5mm center electrode width Enhanced ignition ability NGK Racing Series plugs are engineered to withstand the harshest engine conditions. Special insulator nose configurations improve throttle response. Corrugated ribs prevent flashover.

Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage.