UMI Performance

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 single adjustable lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items are direct replacements of the OEM...

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

Adjustability is one the most important things when tuning in your street cars suspension. That is why we have taken the time to develop the ultimate on-car adjustable upper control arms for the rear...

Adjustability is one the most important things when tuning in your street cars suspension. That is why we have taken the time to develop the ultimate on-car adjustable upper control arms for the rear...

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 adjustable upper control arms allow you to adjust your vehicles pinion angle for optimum performance, precise handling and improved traction. Adjustable upper control arms are...

UMI Performance adjustable upper control arms allow you to adjust your vehicles pinion angle for optimum performance, precise handling and improved traction. Adjustable upper control arms are...

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 #4017)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 #4017)Installation...

This kit includes (1) set of our tubular lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms"_x009d_. Both items are direct replacements of the OEM set up...