Everything to Tune Up Your
Tough Truck/SUV/VanKits include:
Extreme 9000 8mm Wire Set (featuring double silicone jackets & 1200°-rated spark plug boots with low-resistance Ferro-Spiral cores)Distributor Cap & Rotor (made of high dielectric strength material that has brass and copper inserts and stainless steel contact springs)U-Groove Copper Core Spark Plugs (burn efficiency is maximized for better performance and lower emissions)Note: Some 6-cylinder applications use the 5000 Series Wire Set where extreme heat is not a problem.