UMI Performance
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UMI Performance 78-88 GM G-Body Rear Frame Notching Kit Weld In - 3061
UMI Performance
$110.29UMI’s P/N 3061 G-Body frame notch kit allows for narrowing the rear upper frame rails on the G-Body for installation of a wider tire. Laser cut 1/8” premium steel follows the frame contour (with some...$110.29 -
UMI Performance 78-88 GM G-Body Rear Shock Tower Brace Bolt In - 3055-B
UMI Performance
$170.47This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a...$170.47 -
UMI Performance 78-88 GM G-Body Rear Shock Tower Brace Bolt In - 3055-R
UMI Performance
$170.47This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a...$170.47 -
UMI Performance 78-88 GM G-Body SBC Poly Engine Mount Kit - 90071
UMI Performance
$120.32UMI Performance 78-88 GM G-Body SBC Poly Engine Mount KitInstallation Instructions$120.32 -
UMI Performance 78-88 GM G-Body Solid Front & Rear Sway Bar Kit - 303534-B
UMI Performance
$431.25UMI Performance solid sway bars are designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. The 1.250” front sway bar is more rigid...$431.25 -
UMI Performance 78-88 GM G-Body Solid Front & Rear Sway Bar Kit - 303534-R
UMI Performance
$431.25UMI Performance solid sway bars are designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. The 1.250” front sway bar is more rigid...$431.25 -
UMI Performance 78-88 GM G-Body Tubular Upper & Lower Control Arms Kit - 301516-B
UMI Performance
$381.10Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borderline of "junk", bushing deflection and rusting weak...$381.10 -
UMI Performance 78-88 GM G-Body Tubular Upper & Lower Control Arms Kit - 301516-R
UMI Performance
$381.10Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borderline of "junk", bushing deflection and rusting weak...$381.10 -
UMI Performance 78-88 GM G-Body Upper & Lower A-Arm Mounting Hardware - 3013
UMI Performance
$38.07Don't reuse old rusty bolts when installing aftermarket control arms when you can replace them with new ones. Our kit includes new high grade hardware for installing your new upper and lower A-Arms...$38.07 -
UMI Performance 78-88 GMC G-Body Rear Coilover Bracket Kit - 3054
UMI Performance
$210.59UMI’s bolt-in rear coilover bracket kit is a complete mounting solution for your Quick Performance axle in your 1978-1988 GM G-Body. This bracket features a multi-position design to allow further...$210.59 -
UMI Performance 79-04 Ford Mustang Rear End Housing Bushings - 1008-R
UMI Performance
$45.09Replace 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...$45.09 -
UMI Performance 82-02 GM F-Body Factory Torque Arm Replacement Bushing - 3004
UMI Performance
$32.05Replacement torque arm bushing for factory style mount on 1982-2002 GM F-Body.Installation InstructionsThis Part...$32.05