UMI Performance

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 kit from UMI Performance includes tubular rear lower control arms and adjustable rear upper control arms. It is a direct bolt-on replacement designed to reduce wheel hop, enhance cornering, and...

This kit from UMI Performance includes tubular rear lower control arms and adjustable rear upper control arms. It is a direct bolt-on replacement designed to reduce wheel hop, enhance cornering, and...

The UMI Performance spring and shock kit is designed to lower your car 1 inch while providing a huge improvement in handling and control. These kits feature our race quality lowering springs which...

The UMI Performance spring and shock kit is designed to lower your car 2 inches while providing a huge improvement in handling and control. These kits feature our race quality lowering springs...

Looking for performance handling but like the old school factory look? The UMI spring and shock kit is designed to provide a huge improvement in handling and control while maintaining the factory...

UMI’s P/N 4008 allows the installation of LS power into your 1968-1972 GM A-Body. UMI’s LS mounts place the LS engine in the factory SBC/BBC location with the ability to move the engine rear-ward ...

UMI’s P/N 4008 allows the installation of LS power into your 1968-1972 GM A-Body. UMI’s LS mounts place the LS engine in the factory SBC/BBC location with the ability to move the engine rear-ward ...

UMI's new pro-touring kit features all of our top of the line Pro-Tour style components in one convenient package. The lower arms are loaded with Roto-Joints on each end and feature TIG welded...

UMI's new pro-touring kit features all of our top of the line Pro-Tour style components in one convenient package. The lower arms are loaded with Roto-Joints on each end and feature TIG welded...

UMI’s rear control arm kit is a bulletproof addition to your car. Suitable for street, strip or corner carving, this kit minimizes suspension deflection for a crisp handling setup and less wheel...