Products

UMI's boxed lower control arms utilize our Roto-Joint technology for a bind free performance and quiet comfortable ride quality. The boxed contro...

UMI's boxed lower control arms utilize our Roto-Joint technology for a bind free performance and quiet comfortable ride quality. The boxed contro...

UMI's boxed lower control arms utilize our Roto-Joint technology for a bind free performance and quiet comfortable ride quality. The boxed contro...

UMI Performance 78-96 GM B-Body Complete Rear Control Arm Hardware KitThis Part Fits: Year Make Model Submodel 1978-1981,1987-1988 Buick LeSabre...

This one-piece NHRA legal drive shaft safety loop is a bolt-in application for the 78-96 GM B-body. This item bolts to existing floor pan holes i...

This one-piece NHRA legal drive shaft safety loop is a bolt-in application for the 78-96 GM B-body. This item bolts to existing floor pan holes i...

Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new ones. This kit includes all new hardwa...

UMI Performance control arm relocation brackets quickly turn your factory or aftermarket rear control arms into a lift bar set-up. The relocation b...

UMI’s high durometer polyurethane bushings replace the factory rubber rear end housing bushings. After many years of weather and abuse the fact...

UMI’s high durometer polyurethane bushings replace the factory rubber rear end housing bushings. After many years of weather and abuse the fact...

Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borde...

Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borde...

This kit replaces both the rear upper and lower rear control arms on any 78-96 GM B-Body. Kit is designed to reduce traction loss and minimize wh...

This kit replaces both the rear upper and lower rear control arms on any 78-96 GM B-Body. Kit is designed to reduce traction loss and minimize wh...

Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new ones. This kit includes all new hardwa...

UMI’s Roto-Joint adjustable rear upper control arms are a bulletproof addition to your street or pro-touring car. UMI’s Roto-Joint upper contro...

UMI’s Roto-Joint adjustable rear upper control arms are a bulletproof addition to your street or pro-touring car. UMI’s Roto-Joint upper contro...

UMI’s Ultimate rear upper trailing arms for the Ford Mustang feature on-car adjustability combined with race quality rod ends. These adjustable a...

UMI’s Ultimate rear upper trailing arms for the Ford Mustang feature on-car adjustability combined with race quality rod ends. These adjustable a...

UMI’s adjustable rear upper control arms are a bulletproof addition to your street car. UMI’s upper control arms are suitable for street, strip...

UMI’s adjustable rear upper control arms are a bulletproof addition to your street car. UMI’s upper control arms are suitable for street, strip...

UMI Performance's short shifter handle is designed to give you the feel of a short shifter for a fraction of the price. Places your hand in the cor...

If you have raced your Mustang aggressively, on slicks, or even on the street and especially if your car is a 5-speed, you may have cracked torque ...

Replace the rubber factory rear end housing bushings with a polyurethane setup from UMI. Over time, rubber bushings dry rot, crack and harden, decr...