Products

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of the...

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of the...

UMI Performance 22mm solid rear sway bar is designed to reduce body roll, oversteer and increase cornering capabilities resulting in a more balance...

UMI Performance 22mm solid rear sway bar is designed to reduce body roll, oversteer and increase cornering capabilities resulting in a more balance...

Replace your weak, factory stamped lower control arms with UMI's single adjustable tubular setup. These direct bolt-on replacements minimize wheel ...

Replace your weak, factory stamped lower control arms with UMI's single adjustable tubular setup. These direct bolt-on replacements minimize wheel ...

The panhard bar controls the side to side movement of the rear end under the vehicle. Flex and bushing deflection found with the factory panhard ba...

The panhard bar controls the side to side movement of the rear end under the vehicle. Flex and bushing deflection found with the factory panhard ba...

Are you a racer on a budget? This single adjustable set-up is excellent and inexpensive improvement for your street or drag race application. This ...

Are you a racer on a budget? This single adjustable set-up is excellent and inexpensive improvement for your street or drag race application. This ...

Are you a racer on a budget? This single adjustable set-up is excellent and inexpensive improvement for your street or drag race application. This ...

This tubular single adjustable panhard bar replaces the flimsy stock stamped panhard bar while adding increased strength and rear end adjustment. T...

This tubular single adjustable panhard bar replaces the flimsy stock stamped panhard bar while adding increased strength and rear end adjustment. T...

The first and only 2-point tubular bolt-in sub-frame connector for the 2005-2010 Ford Mustang is now available from UMI Performance. This set up is...

The first and only 2-point tubular bolt-in sub-frame connector for the 2005-2010 Ford Mustang is now available from UMI Performance. This set up is...

This tubular set-up tucks tight against the floor causing no ground clearance loss and can not be seen from the side of the vehicle. This weld-in o...

This tubular set-up tucks tight against the floor causing no ground clearance loss and can not be seen from the side of the vehicle. This weld-in o...

UMI’s front sway bar mounts reduce sway bar movement and front sway bar separation from the chassis. Road race, auto-x and corner carving can sep...

Viking’s double adjustable rear shocks feature 19 independently adjustable compression and rebound settings for a total of 361 possible valving c...

USA Standard Gear spider gear kits feature high quality materials and superior manufacturing techniques to produce a longer lasting spider gear set...

USA Standard Gear spider gear kits feature high quality materials and superior manufacturing techniques to produce a longer lasting spider gear set...

USA Standard Gear Master Overhaul Kits provide all of the necessary parts for a differential overhaul in one simple part number. Save time and mone...

USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure pr...

USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure pr...