Hypertech 30026 Power Programmer III Automotive Tuning Computer for 1994 Camaro/Firebird and 94-95 Impala/Caprice/Roadmaster 5.7L LT1 Power tuning for increased horsepower and torque Adjustable top speed limiter and engine rev limiter Speedometer/odometer recalibration for non-stock tires and rear end gears Automatic transmission shift point and shift firmness adjustments Backed by the manufacturer with a factory direct limited lifetime warranty