UMI Performance

Hardware kit P/N 2997 includes grade 10.9 bolts and Ny-lock nuts to mount the LS engine to an aftermarket k-member or any LS aftermarket motor mounts. Hardware kit is designed for aftermarket...

UMI’s P/N 2405 spring perch kit is used as an upper spring mount in conjunction with our 2400 series k-member. The 2405 spring perch kit is an economical way to convert from a coil over k-member P/N...

UMI’s P/N 2405 spring perch kit is used as an upper spring mount in conjunction with our 2400 series k-member. The 2405 spring perch kit is an economical way to convert from a coil over k-member P/N...

The 1983-1992 third generation steering brace, also known as the Wonder Bar, is designed to tie the front right and left subframe together. This tubular set-up bolts directly under the front sway...

The 1983-1992 third generation steering brace, also known as the Wonder Bar, is designed to tie the front right and left subframe together. This tubular set-up bolts directly under the front sway...

Adjustable strut tower brace fits 87-92 Camaro and Firebird models with the TPI engine. It will not clear aftermarket intakes or runners.This Part...

Adjustable strut tower brace fits 87-92 Camaro and Firebird models with the TPI engine. It will not clear aftermarket intakes or runners.This Part...

UMI Performance extended length control arms are designed to center the rear wheels of the Impala SS correctly within the wheel well. These control arms feature a 5/8” extension with added adjustment...

UMI Performance extended length control arms are designed to center the rear wheels of the Impala SS correctly within the wheel well. These control arms feature a 5/8” extension with added adjustment...

UMI Performance extended length control arms are designed to properly center the rear wheels in the wheel well of the Impala SS. These control arms are extended by 5/8” and feature additional...

UMI Performance extended length control arms are designed to properly center the rear wheels in the wheel well of the Impala SS. These control arms are extended by 5/8” and feature additional...

Eliminate wheel hop, increase traction and improve handling performance with an easy bolt on installation. UMI Performance’s adjustable upper controls feature on car adjustability and are...