Speedometer Calibrator 19-22 Chevy/GMC 1500/2500HD Rough Country - 90045T Intake manifolds and intake elbows Includes free Premium High-Efficiency Engine

Includes free Premium High-Efficiency Engine Oil Filter with purchase

Low EGTs with more than a 100hp increase

This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles

and timing

Bosch Injector For 1998

Speedometer Calibrator 19-22 Chevy/GMC 1500/2500HD Rough Country - 90045T Intake manifolds and intake elbows Includes free Premium High-Efficiency EnginePut 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 between your actual speed and the readout on your