Hypertech 122561 Street Runner Power Chip Features: Designed For Daily Street Driving For Unmodified Vehicles w/Stock Thermostat Controls Engines Air/Fuel Ratio Controls Spark Advance For Max Power Potential Gas Mileage Improvements No Wiring Or Soldering Required Installs In Less Than 30 Minutes Height: 2.00 Width: 7.00 Length: 5.00 Weight: 0.30 lbs Fitment: 1992/GMC/C2500/Sierra Standard Cab Pickup 2-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::8 Lug Wheel, CARB E.O. D-260-3, Trans Mfr Code = THM700-R4/4L60/ MD8^^1992/GMC/C2500/Sierra Standard Cab Pickup 2-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::8 Lug Wheel, CARB E.O. D-260-3, Trans Mfr Code = 4L80-E^^1992/GMC/C2500/Sierra Standard Cab Pickup 2-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::6 Lug Wheel, CARB E.O. D-260-3, Trans Mfr Code = THM700-R4/4L60/ MD8^^1...