Looking for an upgraded exhaust system for your L5P Duramax? Check out the MBRP S60360AL 5 Inch AL Filter Back Exhaust. This system is made from aluminized steel for superior durability, and features a 6" exhaust tip and 5" filter-back design. It also comes with a 3 year warranty, so you can be confident in its performance. Upgrade your truck's exhaust today with the MBRP S60360AL 5 Inch AL Filter Back Exhaust.