Speedometer Calibrator Inline Ford F-250/F-350 Super Duty 4WD (2011-2016) Rough Country Drivetrain & Differentials - Transmission Electronics - Transmission Control Module They are intended to be

They are intended to be removed after the door is installed on the Jeep

This ensures accurate spark delivery and far less chance of spark scatter inside the cap

2019 Ram 1500 Classic Big Horn Standard Cab Pickup

3 inch of 1 1/4 inch-12 left hand threads on the shank

Whether you're navigating dusty trails or keeping cool on hot days

Speedometer Calibrator Inline Ford F-250/F-350 Super Duty 4WD (2011-2016) Rough Country Drivetrain & Differentials - Transmission Electronics - Transmission Control Module They are intended to bePut 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