UMI Performance brings the best of both worlds together by combining our Stage 2 handling kit with four corner Viking coilover ride height adjustability. The kit includes caster corrected upper and...

UMI’s 1-¼” (32mm) splined front sway bar is the go-to high tech bar for today’s modern handling muscle car. This bar reduces body roll and helps plant the front tires without...

UMI’s 1-¼” (32mm) splined front sway bar is the go-to high tech bar for today’s modern handling muscle car. This bar reduces body roll and helps plant the front tires without...

UMI’s 1-¼” (32mm) splined front sway bar is the go-to high tech bar for today’s modern handling muscle car. This bar reduces body roll and helps plant the front tires without...

Car building can be tough. Choosing a handling kit doesn’t have to be. UMI’s shock/spring/sway bar kit dramatically improves the handling of the 4th Gen platform. UMI lowering springs...

Car building can be tough. Choosing a handling kit doesn’t have to be. UMI’s shock/spring/sway bar kit dramatically improves the handling of the 4th Gen platform. UMI lowering springs...

UMI’s complete handling and lowering kit features everything required to go fast, look great and optimize lowered suspension geometry. UMI lowering springs paired with Koni STR.T’s...

Application1978 - 1988 Chevrolet Monte Carlo, Malibu, El Camino 1978 - 1988 Buick Regal, Grand National 1978 - 1988 Pontiac Grand Prix, LeMans 1978 - 1988 Oldsmobile Cutlass UMI Performance’s...

Application1978 - 1988 Chevrolet Monte Carlo, Malibu, El Camino 1978 - 1988 Buick Regal, Grand National 1978 - 1988 Pontiac Grand Prix, LeMans 1978 - 1988 Oldsmobile Cutlass UMI Performance’s...

Application1968-1972 Chevrolet Chevelle, Monte Carlo, Malibu, El Camino 1968-1972 Buick Skylark, Grand Sport, Special 1968-1972 Pontiac Lemans, GTO. Tempest 1968-1972 Oldsmobile Cutlass, 442,...

Application1968-1972 Chevrolet Chevelle, Monte Carlo, Malibu, El Camino 1968-1972 Buick Skylark, Grand Sport, Special 1968-1972 Pontiac Lemans, GTO. Tempest 1968-1972 Oldsmobile Cutlass, 442,...

Application1967 Chevrolet Chevelle, Monte Carlo, Malibu, El Camino 1967 Buick Skylark, Grand Sport, Special 1967 Pontiac Lemans, GTO. Tempest 1967 Oldsmobile Cutlass, 442, F-85 UMI...