UMI Performance

UMI coilover specific lower A-arms are shipped fully assembled and ready for direct bolt in installation. Spring bucket delete saves weight. They feature greaseable polyurethane bushings, premium...

UMI coilover specific lower A-arms are shipped fully assembled and ready for direct bolt in installation. Spring bucket delete saves weight. They feature greaseable polyurethane bushings, premium...

UMI’s 35mm (1-⅜”) solid front sway bar is designed to reduce body roll and increase responsiveness and cornering capabilities of the 3rd Gen. UMI’s front sway bar is 22% more rigid than the...

UMI’s 35mm (1-⅜”) solid front sway bar is designed to reduce body roll and increase responsiveness and cornering capabilities of the 3rd Gen. UMI’s front sway bar is 22% more rigid than the...

Installation Note: Relocation brackets eliminate the offset factory sway bar clamshell and now use off the shelf sway bar bushings and mounts. Factory sway bar mounts will not work with new sway bar...

UMI’s competition 3rd Gen F-Body front weight jack system replaces the factory spring with a tough, adjustable weight jack bucket and a custom wound ultra-premium performance spring. This kit gives...

UMI’s competition 3rd Gen F-Body front weight jack system replaces the factory spring with a tough, adjustable weight jack bucket and a custom wound ultra-premium performance spring. This kit gives...

UMI’s 3rd Gen F-Body front weight jack system replaces the factory spring with a tough, adjustable weight jack bucket and a custom wound ultra-premium performance spring. This kit gives up to...

UMI’s 3rd Gen F-Body front weight jack system replaces the factory spring with a tough, adjustable weight jack bucket and a custom wound ultra-premium performance spring. This kit gives up to...

Specifically engineered for maximum compatibility with coilover setups on UMI 2401 or 2407 K-members - Essential component for securely connecting spring bucket mounting points on third generation...

Specifically engineered for maximum compatibility with coilover setups on UMI 2401 or 2407 K-members - Essential component for securely connecting spring bucket mounting points on third generation...

Note: Low mounted factory LS A/C needs relocated when running a UMI tubular k-member, we recommend an A/C relocation kit from www.kwikperf.com. K-member was designed around the LS1 oil pan and also...

Note: Low mounted factory LS A/C needs relocated when running a UMI tubular k-member, we recommend an A/C relocation kit from www.kwikperf.com. K-member was designed around the LS1 oil pan and also...

Note: Factory low mounted LS A/C needs relocated when running a UMI tubular k-member, we recommend an A/C relocation kit from www.kwikperf.com. K-member was designed around the LS1 oil pan and also...

Note: Factory low mounted LS A/C needs relocated when running a UMI tubular k-member, we recommend an A/C relocation kit from www.kwikperf.com. K-member was designed around the LS1 oil pan and also...