UMI’s 4th Gen F-body competition coilover package is built to perform. UMI’s rear coilover kit includes: 2 coilover shocks, 2 springs with proper spring rate, fabricated bolt in mounting brackets with hardware and thrust bearings for each...

UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustability for your 1982-2002 Camaro and Firebird. The double shear upper mount is a direct bolt-in and holds a true 2-1/2” racing coilover. The FEA designed...

THIS IS FOR ONE BUMP STOP ONLY! IF YOU NEED A PAIR YOU MUST SELECT QTY OF 2. 82-2002 Camaro/Firebird Rear Axle Bump Stop, New Aftermarket. This is the standard one for 15" & 16" Wheels. Replacement for GM 10164173.

UMI’s performance lowering springs are built to lower the 4th Gen front end approx. 1.25” and increase the spring rates for a crisp handling experience. UMI front springs are Made in USA of 5160 CrSi wire and feature 600 lb/in front rate that...

The UMI Performance weight jack kit for 1982-1992 Camaro and Firebird is designed to give your daily driver a medium-firm ride worthy of corner carving as well as auto-x and road race. This street/race kit is suitable for the enthusiast and features 850...

UMI’s lowering spring and Koni kit completely transforms the 3rd Gen platform. UMI’s performance lowering springs are built to lower the car approx. 1” – 1.5” and increase the spring rates for a crisp handling experience and...

UMI's rear weight jacks provide ride height adjustment and excellent handling for your 3rd or 4th Gen GM F-Body. The kit includes custom wound premium race quality springs and our own unique spring perches featuring a smooth acting Torrington bearing...

UMI's rear weight jacks provide ride height adjustment and excellent handling for your 3rd or 4th Gen GM F-Body. The kit includes custom wound premium race quality springs and our own unique spring perches featuring a smooth acting Torrington bearing...

UMI’s performance lowering springs are built to lower the 3rd Gen approx. 1” - 1.5” and increase the spring rates for a crisp handling experience and better stance. UMI springs are Made in USA of 5160 CrSi wire up front and 9254 CrSi...

82-92 Camaro/Firebird UMI Front Weight Jack System 1050lb Race Handling 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...

82-92 Camaro/Firebird UMI Front Weight Jack System 850lb Street Handling 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...

Rear Coilover Kit, Double Adjustable Shock, Detroit Speed Engineering, 82-92 Camaro Firebird The DSE 3rd generation F-Body Coilover Conversion Kit allows the latest in coilover spring/shock technology to be bolted on bringing your cars handling and ride...