Home > GM > GM DURAMAX LML 6.6L 2011-2016 > DPF Upgrades
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MBRP CGMS9429 2015.5-2016 Duramax 4" INSTALLER SERIES COMPETITION RACE PIPE MBRP 012-409 2011-2015 GM 6.6 CAT/DPF delete pipe Stainless No bungs MBRP CGMS9426 2011-2015 SILVERADO/SIERRA 2500/3500 6.6L CAT/DPF RACE PIPE NO BUNGS
MBRP 4in Pipe w/o Bungs Stainless 15.5-16 GM/Chevy 2500/3500 HD

2011-2015 GM 6.6

CAT/DPF delete front 1/2 exhaust V Band to back of DPF

No bungs

Early 2015 only

11-15 GM 6.6

CAT/DPF delete front 1/2 exhaust V bamd to back of DPF

No Bungs

Early 2015 only
Stainless Pipe

MBRP CGMAL429 2015.5-2016 Duramax 4" INSTALLER SERIES COMPETITION RACE PIPE MBRP CGMAL426 2011-2015 SILVERADO/SIERRA 2500/3500 6.6L CAT/DPF RACE PIPE NO BUNGS
MBRP 4in Pipe w/o Bungs Aluminized 15.5-16 GM/Chevy 2500/3500 HD

11-15 GM 6.6

CAT/DPF delete front 1/2 exhaust V bamd to back of DPF

No Bungs

Early 2015 only
Aluminum Pipe