These NGK Spark Plugs are 1 Cooler heat range than stock, great for Turbo/Blower/Nitrous applications to help prevent detonation and Produce Optimum HP.
Perfect Performance spark plug for all 1996-2004 4.6 & 5.4 2V SOHC and 4V DOHC applications including GT500
Includes QTY 8
Compatible with all spark plug Coils & Wires
