Timbren SES Rear Suspension Enhancement System for 2015-2021 Ford F-150 2006-2007 6.6l lbz duramax ½ Fuel Return Port

½ Fuel Return Port

0 lbs / 14

allows for maximum flow and low turbulence

2009 - 2020

High-efficiency custom-machined end tanks

Timbren SES Rear Suspension Enhancement System for 2015-2021 Ford F-150 2006-2007 6.6l lbz duramax ½ Fuel Return PortEach laser cut piece of steel is precision bent and powder coated to ensure a quality fit. 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 the harder they work to prevent rear end sag. Whether youre pulling a trailer or carrying a heavy load in the bed of your truck, our hollow rubber springs adjust automatically to keep the vehicle level at all