MACE IGNITION SERVICE KIT WITH ROUND COIL FOR CHEVROLET SILVERADO 1500 2500 LM7 LH6 LQ4 5.3L 6.0L V8The cause of an irregular misfire or a stumble under load may be due to a failed component of the ignition system. This Ignition service kit includes everything required to freshen up the ignition system of your vehicle. This ignition service kit is specifically designed to suit Chevrolet vehicles fitted with LS2, LC9, L59, LM7, LH6 and LQ4 V8 engines. The coils in this kit come with a 3 year 100,000km parts only warranty. Key Features: OEM