UMI Performance 93-02 GM F-Body Lowering Springs Rear 1.5in Lowering California [2009-2014] Suitable for 6-GPM mechanical pumps

Suitable for 6-GPM mechanical pumps using both the standard and high pressure spring

Our True Straight Through internals feature a Stainless Steel perforated tube that is wrapped in our premium quality

USA Standard redesigns and strengthens the shaft to exceed factory specs

It should not be installed on a vehicle that is driven on public roads and highways

high-density polyethylene intake tube ensures proper mass air flow calibration

UMI Performance 93-02 GM F-Body Lowering Springs Rear 1.5in Lowering California [2009-2014] Suitable for 6-GPM mechanical pumpsUMIs performance lowering springs are built to lower the 4th Gen rear approx. 1. 5 and increase the spring rates for a crisp handling experience. UMI rear lowering springs are Made in USA of 9254 CrSi wire in the rear and feature 200 lb in linear rear rate that reduces floating and body roll while still allowing for comfortable cruising and performance handling. Think of it as permanent sport mode! These springs work with the popular Konis and