EGR Parts has exhaust down pipes for your Powerstroke, Duramax, Cummins diesel’s exhaust. Whether you prefer stainless or aluminized steel, 4” or 5” diameter, we have exactly what you are looking for. Upgrading your diesel truck’s stock exhaust with an aftermarket down pipes is one of the easiest ways to enhance its overall performance. An aftermarket down pipe will assist in allowing your Ford Powerstroke engine to breathe more efficiently leading to a drop in exhaust gas temperatures and a boost in horsepower and torque. Replacing your current down pipe with an aftermarket down pipe will help give you that smooth, deep resonant sound that every diesel truck owner desires. We have a wide selection of down pipes to choose from, and each is backed by free, live technical support and our EGR Parts guarantee. So pick your exhaust pieces and start enjoying everything that comes with a performance exhaust kit!