UMI Performance

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...

Trailing arm mount braces are designed to reinforce the upper and lower front control arm mounts on your classic A-Body. The more power your ride makes the better chance of bending or breaking the...

Trailing arm mount braces are designed to reinforce the upper and lower front control arm mounts on your classic A-Body. The more power your ride makes the better chance of bending or breaking the...

Complete Kit Includes: (1) Set of Double Adjustable Lower Control Arms with Spherical Rod Ends (Item #4027) (1) Ser of Double Adjustable Upper Control Arms "Ultimate Arms" (Item #4019)Installation...

Complete Kit Includes: (1) Set of Double Adjustable Lower Control Arms with Spherical Rod Ends (Item #4027) (1) Ser of Double Adjustable Upper Control Arms "Ultimate Arms" (Item #4019)Installation...

With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear...

With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear...

This kit includes (1) set of our tubular lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items are direct replacements of the OEM set up adding...

This kit includes (1) set of our tubular lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items are direct replacements of the OEM set up adding...

This control arm kit by UMI Performance is designed to enhance your A-Body vehicle's performance. It includes tubular rear lower control arms and adjustable rear upper control arms for easy bolt-on...

This control arm kit by UMI Performance is designed to enhance your A-Body vehicle's performance. It includes tubular rear lower control arms and adjustable rear upper control arms for easy bolt-on...