UMI Performance

Improve performance and make your classic A-Body feel like a modern day muscle car with a complete set of fabricated tubular a-arms from UMI Performance. UMI's P/N 403233 upper and lower a-arm kit...

Don't reuse old rusty bolts when installing aftermarket A-Arms when they can easily be replaced with new ones. Our kit includes new high grade hardware for installing your new upper and lower A-Arms...

Don't reuse old rusty bolts when installing aftermarket A-Arms when you can replace them with new ones. Our kit includes new high grade hardware for installing your new upper A-Arms. Kit includes...

UMI’s 1-¼" (32mm) solid front sway bar is the go-to bar for today’s modern handling muscle car. This bar reduces body roll and helps plant the front tires without ruining ride quality and...

UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of...

UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a...

UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from...

UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from...

Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new one. Our kit includes all new hardware for installing both upper and lower rear control...

Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new ones. Our kit includes all new hardware for installing either upper or lower rear control...

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...

Viking’s front coilover kit combines a high quality hybrid spring with a 19-position double adjustable shock. The upper coil fits the upper spring perch on your vehicle while the lower part of the...

Viking’s front coilover kit combines a high quality hybrid spring with a 19-position double adjustable shock. The upper coil fits the upper spring perch on your vehicle while the lower part of the...

This heavy duty fabricated mount from UMI Performance is designed to add a second rear upper control arm to a 1965-1970 Chevrolet Impala, Caprice or Biscayne. Bracket welds to the driver side of the...

Lower control arm hardware kit includes new hardware for installing lower rear control arms in the 1965-1970 Chevrolet B-Body vehicles. Kit includes 5/8” grade 8 bolts and lock nuts.This Part...