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MBRP DPF-Back 4-Inch Stainless Steel Exhaust (w/Downpipe)

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MBRP 4-Inch DPF-Back Stainless Steel 6.7L Powerstroke Exhaust (w/Downpipe)

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2011-2014 6.7L Powerstroke


MBRP's XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take anything that the road throws at it. This DPF-back system's rugged, 16 gauge T409 stainless steel construction can be counted on to withstand everything from salt to rocks, and tar to grime. MBRP has had so much success with its XP line that it’s now backed by a Lifetime Warranty.

This MBRP exhaust system comes complete with a two-piece downpipe and a T304 stainless steel tip. Up to 18hp and 28 lb-ft of torque can be gained with this system.

Minimize Backpressure
The secret to getting more out of your diesel engine is to give it lots of cool, clean air. The only way that you can get fresh air in is to get the hot air out, and this MBRP performance system gets exhaust out fast. You can drop your truck’s exhaust gas temperature by as much as 200 degrees F.



  • *4-inch diameter, DPF-back system
  • *Heavy-duty, 16-gauge T409 stainless steel construction
  • *Mirror-polished, T304 stainless steel exhaust tip
  • *Easy, bolt-on installation (no welding)
  • *Lifetime warranty


PN: S6284409

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