UMI Performance

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 wheel hop found with stock control arms. Control arms...

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 hardware for installing upper rear control arms in you...

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 control arms are suitable for street, strip or corner...

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 control arms are suitable for street, strip or corner...

UMI’s Ultimate rear upper trailing arms for the Ford Mustang feature on-car adjustability combined with race quality rod ends. These adjustable arms can be used to tune pinion angle and lateral...

UMI’s Ultimate rear upper trailing arms for the Ford Mustang feature on-car adjustability combined with race quality rod ends. These adjustable arms can be used to tune pinion angle and lateral...

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 or corner carving. The greaseable polyurethane...

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 or corner carving. The greaseable polyurethane...

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 correct comfortable position for quick shifts and less...

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 boxes. Fox bodies don't have the best chassis to...

Replace the rubber factory rear end housing bushings with a polyurethane setup from UMI. Over time, rubber bushings dry rot, crack and harden, decreasing your ride quality and vehicle performance...

Replace the rubber factory rear end housing bushings with a polyurethane setup from UMI. Over time, rubber bushings dry rot, crack and harden, decreasing your ride quality and vehicle performance...

UMI’s rear upper control arms are a direct factory bolt in replacements designed to add strength and traction improvements. UMI’s Rear control arms feature durable powder coat, laser cut mounting...

UMI’s rear upper control arms are a direct factory bolt in replacements designed to add strength and traction improvements. UMI’s Rear control arms feature durable powder coat, laser cut mounting...

The Ford Mustang is well-known for its ability to produce high amounts of low end torque and incredible 60-foot times. It is also known for its weak rear control arm mounting points. The upper and...