AUTOLITE AP5263 Platinum Spark Plug; Pack - 4
Reach - 1 in.Tip - PowerPack - 4Applications Where Used - Buick, Buick Truck, Cadillac, Cadillac Truck, Chevrolet, Chevrolet/Gmc Truck, Chrysler, Chrysler Truck, Dodge, Dodge Truck, Fisker, GMC Truck, Hummer, Isuzu Truck, Jeep Truck, Oldsmobile, Oldsmobile Truck, Pontiac, Pontiac Truck, Saab, Saab Truck, Saturn, Saturn Truck, Srt, Suzuki Truck, Volvo.Resistor/Non-Resistor/Suppressor - SuppressorSeat - TaperedThread Diameter - 14 mm.