Timbren SES Front Suspension Enhancement System for 99-22 GM 1500/2500/3500 2007.5-2010-6.6l-lmm-duramax 19339’s direct-fit design makes installation

19339’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques

This will put the truck into a semi-adaptive learning mode and the truck will start to align the specifications with the current truck parameters

If you are looking to increase the performance of the factory unit and looking for a cost-effective solution

5L Ecoboost 3 Inch Resonator Back

Timbren SES Front Suspension Enhancement System for 99-22 GM 1500/2500/3500 2007.5-2010-6.6l-lmm-duramax 19339’s direct-fit design makes installationThis SES Suspension Upgrade fits the front suspension of a Chevrolet Silverado 1500 & GMC Sierra 1500 pickup truck (see below for full list of applications). Weve engineered our hollow rubber springs to deliver a progressive spring rate. In other words, the more weight that pushes down on the rubber springs (weight from a snowplow or heavy aftermarket accessories such as a steel bumper) the harder they work to prevent front end sag. This kit is rated