Timbren SES Rear Suspension Enhancement System for 2015-2021 Ford F-150 2006-2007 6.6l lbz duramax 2018-2023 Lincoln Navigator

2018-2023 Lincoln Navigator

½ Fuel Return Port

High-efficiency custom-machined end tanks

Take a step up to the big time with this 5" Lift Kit that gives you clearance for tires up to 35"

allows for maximum flow and low turbulence

Timbren SES Rear Suspension Enhancement System for 2015-2021 Ford F-150 2006-2007 6.6l lbz duramax 2018-2023 Lincoln NavigatorEach 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