MBRP 4" PRO SERIES FILTER-BACK EXHAUST SYSTEM S6059304 (STAINLESS) PPE downpipe Engineered to break-away if snagged

Engineered to break-away if snagged on an obstacle

Unlike the stock Duramax exhaust

Please feel free to make use of the BAKFlip MX4 hard folding tonneau cover installation instructions below to assist you with the installation of your BAKFlip MX4 truck bed cover

Upgrade your stock upper control arms with Cognito Standard Control Arms for better performance

and tire wear

MBRP 4" PRO SERIES FILTER-BACK EXHAUST SYSTEM S6059304 (STAINLESS) PPE downpipe Engineered to break-away if snaggedMBRP 4" PRO SERIES FILTER BACK EXHAUST SYSTEM S6059304 2020 2021 GM 6. 6L DURAMAX L5P (ALL CREW & EXT. CAB) The MBRP 4" PRO Series Filter Back Exhaust System S6059304 will enhance the style of your 2020 2021 GM 6. 6L Duramax L5P. MBRP includes everything you need for a complete bolt on installation that eliminates the factory muffler for a mild exhaust tone. It is a series designed and built for the serious enthusiast who will settle for nothing less.