Fits Chevy/GMC 2500HD/3500HD (17-19) Speedometer Calibrator; Inline; 90005 intermediate-lines 2 V8 1981 Ford Fairmont

2 V8 1981 Ford Fairmont Futura 1975 - 1980 Ford Granada 302/5 V8 1975 - 1980 Ford Granada 250/4

While looks are surely important

along with 2006-2010 SRT8 models with 6

4 V8 1968 - 1972 Chevrolet Chevelle 307/5 V8 1967 - 1972 Chevrolet Chevelle 250/4

2006 - 2010 Chevrolet Malibu

Fits Chevy/GMC 2500HD/3500HD (17-19) Speedometer Calibrator; Inline; 90005 intermediate-lines 2 V8 1981 Ford FairmontSpeedo Calibrator Inline Chevy GMC 2500HD 3500HD (17 19) Put the finishing touch on your lifted vehicle with Rough Country's Speedometer Calibration Device! This easy to use Speedometer 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