UMI Performance

This kit manufactured by UMI Performance includes a set of tubular rear lower control arms and tubular upper controls for the 1971-1975 GM H-Body. This control arm kit is a direct bolt-on replacement...

This kit manufactured by UMI Performance includes a set of tubular rear lower control arms and tubular upper controls for the 1971-1975 GM H-Body. This control arm kit is a direct bolt-on replacement...

UMI Performance 73-81 GM F-Body SBC Poly Engine Mount KitThis Part...

Weld-in body mount repair kit features precision laser cut steel patch pieces. Years of exposure to standing water can take its toll. Easy solution to repair the rusted area and ensure a solid...

The UMI Performance P/N 6410 flip kit lowers the rear of the 1973-1987 GM C10 truck six inches by relocating the axle above the leaf spring. The saddle bracket moves the axle rearward to keep the...

Heavy duty front and rear sway bar kit dramatically reduces body roll and improves cornering performance. Front tubular bar balances increased stiffness while saving weight. Solid 1″ rear Pro-Tour...

Double shear mount accepts most racing coilover shocks.This Part Fits:YearMakeModelSubmodel1978-1980ChevroletC10Big...

UMI’s 2″ front lowering spring kit features high quality construction and a medium firm 900 lb/in spring rating. UMI springs are suitable for daily driving, back road corner carving and even...

Heavy duty tubular sway bar reduces body roll and improves cornering capability. Tubular construction balances heavy load and sway control with lightweight performance. The bar is built from US steel...

UMI’s Pro-Tour style rear sway bar dramatically improves the handling of the C10 squarebody. This bar features 3-position adjustability to fine tune handling balance. When paired with our 6440...

UMI’s Pro-Tour style rear sway bar dramatically improves the handling of the C10 squarebody. This bar features 3-position adjustability to fine tune handling balance. When paired with our 6440...

The UMI Performance P/N 6411 rear shock relocation kit provides a proven mounting solution for stock length shocks on flip kit lowered vehicles. Strong 3/16” thick construction and all hardware is...

Kit includes UMI CNC manufactured zinc plated upper shock stud and lower bolt kit. Rear of truck requires two kits. Sold each.This Part Fits:YearMakeModelSubmodel1978-1980ChevroletC10Big...

UMI’s street performance a-arm kit improves steering feel, enhances cornering and reduces wandering.This Part Fits:YearMakeModelSubmodel1978-1980ChevroletC10Big...

Double adjustable Viking front shocks have a wide damping adjustment range suitable for street, hauling, drag racing and handling applications.This Part...