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9L 4" Turbo Back Exhaust System No Muffler (411113 / 412120)
this results in far less deposits and wear on all fuel system components
The MAHLE 224-3985WR Piston With Rings (
All of MAHLE Original Pistons are manufactured to exacting specifications with coated skirts to minimize friction & scuffing and feature a factory quality construction with the same excellent factory piston features
MDS Delete Only Tune
2011-2016 Duramax LML Manual Positive Air Shut-Off (1036713-M) 2010 - 2012 Dodge Exhaust Systems 9L 4" Turbo Back ExhaustLike a fire extinguisher in your house, or an earthquake kit, it's always better to be prepared. Although rare, Diesel Engine Runaway is caused when external hydrocarbons are drawn into the engine and can cause overspeeding and catastrophic engine failure. Life, limb and your vehicle are put in jeopardy. BD Diesel Performance has you covered should the worst happen with our Positive Air Shut Off (PAS) by cutting the intake air supply to the cylinders