MBRP 4" BLACK SERIES FILTER-BACK EXHAUST SYSTEM 5" Exhaust Installation is straight forward and

Installation is straight forward and can be accomplished in less than two hours

Pilot Inj Command

Increased Power

and at the same time capable of greater angularity than a typical ball joint

MBRP 4" BLACK SERIES FILTER-BACK EXHAUST SYSTEM 5" Exhaust Installation is straight forward andMBRP S6059BLK 4" BLACK SERIES FILTER BACK EXHAUST SYSTEM 2020 2021 GM 6. 6L DURAMAX L5P (ALL DOUBLE & CREW CABS) The MBRP S6059BLK 4" Black Series Filter Back Exhaust System will add a sinister look to the back of your Double or Crew Cab 2020 2021 GM 6. 6L Duramax L5P. This exhaust system features heavy duty aluminized steel construction and 4 mandrel bent tubing for optimal flow. A 5 outside diameter tip is included with this kit as well as all of