Design Engineering

Design Engineering, Inc. (DEI) now offers a thermal Fuel Rail and Injector Cover kit designed to custom fit 1997-2004 Jeeps® equipped with an inline-six engine (L6). Jeep Wranglers and Cherokees often are at risk of heat-related fuel system problems that can cause rough idle or slow starting. DEI's ..

Keep your Jeep legal when relocating your license plate to the spare tire. LED License Plate Lighting Kits with their right-angle LED, are extremely efficient and emit a much higher degree of light in a desired location than incandescent lamps. Since there's no filament that can be damaged, LEDs are..

LED Light Bars, Winches, Light Cubes, or any other accessories that need to be wired to the battery can make the wiring in the engine bay look messy with wires everywhere. With the Easy Wire Loom Master Kit from Design Engineering, that issue is taken care of. The Easy Loom provides a simple yet pro..

The Design Engineering Oil Rug is a must for the Jeep owner who wants to keep the ground free of the dreaded oil drips. When you are changing your oil or if your engine or axles have slow leaks that you are not able to get around to quickly, keep an oil rug underneath to collect absorb and distribut..

The Design Engineering Oil Rug is a must for the Jeep owner who wants to keep the ground free of the dreaded oil drips. When you are changing your oil or if your engine or axles have slow leaks that you are not able to get around to quickly, keep an oil rug underneath to collect absorb and distribut..

The Design Engineering Oil Rug is a must for the Jeep owner who wants to keep the ground free of the dreaded oil drips. When you are changing your oil or if your engine or axles have slow leaks that you are not able to get around to quickly, keep an oil rug underneath to collect absorb and distribut..

New from Design Engineering is this complete shielding kit to protect your battery box and electrical connections from damaging heat while operating at slow off road speeds. Heat from your passenger side exhaust can rise to the point of damaging your battery box and Electrical connections when under..