ACCELs Truck Super Tune-Up Kit has everything you need to super-tune your vehicle – a distributor cap and rotor, a wire set, and a complete set of spark plugs. Designed specifically for Vortec 4.3L V6 engines, this kit comes with a high-performance distributor cap and rotor, 8mm Extreme 9000 wires pre-cut to exactly the right length, and a set of ACCEL copper-core spark plugs. The cap and rotor are precision-molded from an impact-resistant, high-dielectric-strength compound and have brass or copper inserts and stainless-steel contact springs. The plug wires have a low-resistance Ferro-Spiral core and are fitted with heat-reflective coated boots rated to 1,200 degrees. Race-proven, high-performance spark plugs complete the custom-designed package. This is the easiest, best way to boost performance, maximize efficiency, and reduce emissions for Chevy and GMC trucks and vans with Vortec V6s, its easily installed, and it comes backed by ACCEL..