UMI Performance

Description1993-2002 GM F-Body Lowering Springs, Rear, 1.5” LoweringWorks best with Koni, Bilstein or other equivalent standard mount damper.

Description1993-2002 GM F-Body Lowering Springs, Front, 1.25” LoweringWorks best with Koni, Bilstein or other equivalent standard mount damper.

Description1993-2002 GM F-Body Lowering Spring Kit, 1.25”-1.5” LoweringWorks best with Koni, Bilstein or other equivalent standard mount damper.

Description2005-2014 Ford Mustang Rear Anti-Hop Kit- Stage 1, RedInstallation: This kit is a 100% bolt on application and requires no welding, no drilling and no cutting! All necessary hardware is...

Description2005-2014 Ford Mustang Rear Anti-Hop Kit- Stage 1, BlackInstallation: This kit is a 100% bolt on application and requires no welding, no drilling and no cutting! All necessary hardware is...

Description2005-2010 Ford Mustang Rear Control Arm Kit, RedP/N 1058, Optional Spacer Kit: The optional spacer kit is designed to reduce a factory Ford 16mm hole to 14mm to prevent rear suspension...

Description2005-2010 Ford Mustang Rear Control Arm Kit, BlackP/N 1058, Optional Spacer Kit: The optional spacer kit is designed to reduce a factory Ford 16mm hole to 14mm to prevent rear suspension...

Description1994-1998 Mustang Strip Grip Kit, Stage 1, Red

Description1994-1998 Mustang Strip Grip Kit, Stage 1, Black

Description1978-1988 GM G-Body Pro-Touring Rear Suspension Kit, RedSpanner Wrench- Spanner wrench is used for adjusting and disassembling UMI Roto-Joints. Over time the Delrin race inside the ...

Description1978-1988 GM G-Body Pro-Touring Rear Suspension Kit, BlackSpanner Wrench- Spanner wrench is used for adjusting and disassembling UMI Roto-Joints. Over time the Delrin race inside the ...

Description1968-1972 GM A-Body Upper & Lower Control Arm Kit, Red w/Hardware IncludedDesigned and manufactured in Pennsylvania, USA

Description1968-1972 GM A-Body Upper & Lower Control Arm Kit, Black w/Hardware IncludedDesigned and manufactured in Pennsylvania, USA

Description1965-1967 GM A-Body Pro-Touring Rear Suspension Kit, Red1964 Vehicle Note: The rear end housing bushings do not fit the 1964 rear end. If your 1964 vehicle is equipped with a 1965 or...

Description1965-1967 GM A-Body Pro-Touring Rear Suspension Kit, Black1964 Vehicle Note: The rear end housing bushings do not fit the 1964 rear end. If your 1964 vehicle is equipped with a 1965 or...