Engine Computers Hypertech 121121

Hypertech

121121

HYPERTECH 121121 Street Runner Power Chip; w/Overdrive;

Engine Computers


Controls Spark Advance For Max Power
Designed For Daily Street Driving
Controls Engines Air/Fuel Ratio; For Unmodified Vehicles w/Stock Thermostat
No Wiring Or Soldering Required; Installs In Less Than 30 Minutes
Potential Gas Mileage Improvements

Street Runner Power Chip; w/Overdrive; - Controls Spark Advance For Max Power - Designed For Daily Street Driving - Controls Engines Air/Fuel Ratio - No Wiring Or Soldering Required - Potential Gas Mileage Improvements - For Unmodified Vehicles w/Stock Thermostat - Installs In Less Than 30 Minutes - for CHEVROLET C1500 PICKUP Automatic Trans 1991, CHEVROLET C2500 PICKUP Trans;6 Lug Wheel 1991, CHEVROLET R1500 SUBURBAN Automatic Trans 1991, GMC C1500 PICKUP SIERRA Automatic Trans 1991, GMC C1500 PICKUP SIERRA XC Automatic Trans 1991, GMC C2500 PICKUP SIERRA Automatic Trans;6 Lug Wheel 1991, GMC C2500 PICKUP SIERRA XC Automatic Trans;6 Lug Wheel 1991, GMC R1500 SUBURBAN Automatic Trans 1991

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