UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering Seats>Seats This system features a high-flow

This system features a high-flow 409 stainless steel muffler

The DynaPro Single (DPS) billet caliper is the newest generation of calipers available as an upgrade or replacement for applications previously using the Dynalite Single (DLS) series

the J-Line is constructed with 6061 aluminum and is TIG welded to perfection

0L w/o Ceramics Right Rear Cross-Drilled MB Brake Rotor (9P1615602)

every one of our 2003-2006 Nissan 350Z and 2004-2007 Infiniti G35 Direct Fit Catch Can Kits is shipped with the Mishimoto Lifetime Warranty

UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering Seats>Seats This system features a high-flowA spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our front springs are wound from 5160 CrSi premium wire and feature a linear 530 lb in rate. The rear springs are wound from 9254 CrSi premium wire and feature a linear 130 lb in rate. The linear rate provides consistent handling