Fits Chevy/GMC 2500HD/3500HD (17-19) Speedometer Calibrator; Inline; 90005 intermediate-lines 74/8 V 1981 - 1995

74/8 V 1981 - 1995 GMC K1500 3

While looks are surely important

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

6L V8 1978 - 1980 Pontiac Bonneville Safari 301/4

Manufacturer Part Number: 11504YFLT

Fits Chevy/GMC 2500HD/3500HD (17-19) Speedometer Calibrator; Inline; 90005 intermediate-lines 74/8 V 1981 - 1995Speedo 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