UMI Performance

Do UMI Lowering Springs require modifications to install?UMI Lowering Springs are engineered as direct bolt-on replacements, though professional installation is recommended for optimal alignment.How...

Introducing UMI's Cutting-Edge Modular Crossmember System: The Ultimate Transmission Mounting Solution for Your 1978-1988 GM G-Body Transform your GM G-body with UMI's state-of-the-art modular...

This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a...

This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a...

Are these sway bars a direct bolt-on installation?UMI Sway Bars are engineered for direct bolt-on installation, ensuring a straightforward upgrade for your specific vehicle application.What is the...

What are the UMI Hardware Kits used for?UMI Hardware Kits provide new, high-grade hardware specifically for securely installing your UMI upper and lower A-arms onto your vehicle's suspension.Are...

How do I ensure this UMI Hardware Kit fits my vehicle?This UMI Hardware Kit is designed for bolt-on installation; confirm precise vehicle fitment before purchasing to guarantee proper integration...

Are these UMI Hardware Kits compatible with my vehicle?Confirm specific vehicle fitment using the provided catalog data before purchase to ensure seamless integration with your Hardware Kits - Other...

Can these polyurethane differential bushings handle drag racing?Yes, these UMI Diff Mount Bushings are specifically designed for drag racing applications, achieving a score of 9 out of 10 in usage...

What vehicles do UMI Diff Mount Bushings fit?UMI Diff Mount Bushings are engineered for a direct fit on 1982 through 2002 Chevrolet Camaro and Pontiac Firebird models.How do UMI Diff Mount Bushings...

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of the lower control arm 2", 2-3/4", or 3-1/4". These...

UMI's tubular on-car adjustable panhard bar replaces the stock stamped panhard bar, offering increased strength and improved rear end adjustment. This upgrade is essential for centering the rear end...