Fits Chevy/GMC 1500/2500HD/3500HD (07-18 & Classic) Speedometer Calibrator 90009 DAD The exhaust system was designed

The exhaust system was designed to be compatible with the most popular bolt-on aftermarket modifications

1996 Chevrolet Impala

U-Bolt Clamp and interchanges with OE parts 1K0 253 209 AJ

2 L L6 1971 - 1973 Jeep J-4500 258/4

7 V8 1973 Chevrolet P10 Van 307/5 V8 1961 - 1962 Chevrolet P20 Series 283/4

Fits Chevy/GMC 1500/2500HD/3500HD (07-18 & Classic) Speedometer Calibrator 90009 DAD The exhaust system was designedSpeedo Calibrator Chevy GMC 1500 2500HD 3500HD (07 18 & Classic) Put the finishing touch on your lifted vehicle with Rough Country's Speedometer Calibration Device! This easy to use Speedo Calibrator helps you quickly and easily reprogram your vehicle's speedometer to match the output of your larger tires. Your vehicle's computer is designed to track the speed based on your stock tire height. When upgrading to larger tires, there will be a discrepancy