Home > GM > GM DURAMAX LML 6.6L 2011-2016 > Exhaust Components > Competition Race Pipes
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aFe 49-04035NM 5" Down-pipe back no muffler Race Exhaust System aFe 49-04035NM 5" Down-pipe back no muffler Race Exhaust System

The AFE 49-04035 ATLAS 5" Down-Pipe Back Race Exhaust System for your 2011-2014 GM 6.6L Duramax is built and engineered to performance in the most extreme environments. This off-road race exhaust system is constructed from mandrel bent 5"...

Our Price: $567.14
MBRP CGMS9429 2015.5-2016 Duramax 4" INSTALLER SERIES COMPETITION RACE PIPE MBRP CGMS9429 2015.5-2016 Duramax 4" INSTALLER SERIES COMPETITION RACE PIPE

MBRP 4in Pipe w/o Bungs Stainless 15.5-16 GM/Chevy 2500/3500 HD

Our Price: $455.34
AFE 49-04053 ATLAS 4" DOWN-PIPE BACK RACE EXHAUST SYSTEM AFE 49-04053 ATLAS 4" DOWN-PIPE BACK RACE EXHAUST SYSTEM

The AFE 49-04053 ATLAS 4" Down-Pipe Back Race Exhaust System for your 2015.5-2016 GM 6.6L Duramax is built and engineered to perform in the most extreme environments.

Our Price: $444.59
aFe 49-04003NM  ATLAS 4" Downpipe-back Race exhaust system aFe 49-04003NM ATLAS 4" Downpipe-back Race exhaust system

The AFE 49-04003 ATLAS 4" Downpipe-Back Race Exhaust System for your 2011-2014 GM 6.6L Duramax is engineered to perform in the most extreme environments. This race exhaust system is constructed from precision, mandrel bent 4” aluminized...

Our Price: $393.29
AFE 49-44067 LARGE BORE HD 4" RACE PIPE 2015.5-2016 GM 6.6L DURAMAX LML AFE 49-44067 LARGE BORE HD 4" RACE PIPE 2015.5-2016 GM 6.6L DURAMAX LML

The AFE 49-44067 Large Bore HD 4" Race Pipe for your 2015.5-2016 GM 6.6L Duramax LML is constructed from 4" mandrel bent stainless steel for maximum flow and increased horsepower and torque. The Race pipe is designed with a unique tapered flange to fit the flanged down pipes found on models built after July 2014.

Our Price: $391.02
AFE 49-44066 LARGE BORE HD 4" RACE PIPE 2011-2015 GM 6.6L DURAMAX LML AFE 49-44066 LARGE BORE HD 4" RACE PIPE 2011-2015 GM 6.6L DURAMAX LML

The AFE 49-44066 Large Bore HD 4" Race Pipe for your 2011-2015 GM 6.6L Duramax LML is constructed from mandrel-bent stainless steel tubing for maximum flow, increased horsepower, increased torque and lower EGT's. LARGE BORE HD exhaust race pipes are the perfect combination of performance, fit and value. Uses OE mounting hangers for secure mounting and hassle-free installation. The factory exhaust system will require to be cut prior to installation.

Our Price: $391.02
MBRP CGMS9426 2011-2015 SILVERADO/SIERRA 2500/3500 6.6L CAT/DPF RACE PIPE NO BUNGS MBRP CGMS9426 2011-2015 SILVERADO/SIERRA 2500/3500 6.6L CAT/DPF RACE PIPE NO BUNGS

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

Our Price: $359.99
AFE 49-04067 ATLAS 4" RACE PIPE 2015.5-2016 GM 6.6L DURAMAX LML AFE 49-04067 ATLAS 4" RACE PIPE 2015.5-2016 GM 6.6L DURAMAX LML

The AFE 49-04067 ATLAS 4" Race Pipe for your 2015.5-2016 GM 6.6L Duramax LML is built from 4" mandrel bent aluminized steel tubing. Featuring a unique OE style tapered flange to fit the flanged down pipes found on models built after July 2014. Atlas exhaust race pipes are the perfect combination of performance, fit and value. Leak-Free Seal: A unique tapered OE style flange is used for a complete 360 degree sealing surface.

Our Price: $327.18
AFE 49-04066 ATLAS 4" RACE PIPE 2011-2015 GM 6.6L DURAMAX LML AFE 49-04066 ATLAS 4" RACE PIPE 2011-2015 GM 6.6L DURAMAX LML

The AFE 49-04066 ATLAS 4" Race Pipe for your 2011-2015 GM 6.6L Duramax LML is engineered to perform in the most extreme environments. This system is constructed from 4" mandrel-bent aluminized tubing for maximum flow, increased horsepower, increased torque and lower EGT's. The ATLAS exhaust race pipe is the perfect combination of performance, fit and value. Leak-Free Seal: High quality OE style flanges are used for a complete 360 degree sealing surface.

Our Price: $327.18
MBRP 012-409 2011-2015 GM 6.6 CAT/DPF delete pipe Stainless No bungs MBRP 012-409 2011-2015 GM 6.6 CAT/DPF delete pipe Stainless No bungs

2011-2015 GM 6.6

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

No bungs

Early 2015 only

Our Price: $299.00
MBRP CGMAL429 2015.5-2016 Duramax 4" INSTALLER SERIES COMPETITION RACE PIPE MBRP CGMAL429 2015.5-2016 Duramax 4" INSTALLER SERIES COMPETITION RACE PIPE

MBRP 4in Pipe w/o Bungs Aluminized 15.5-16 GM/Chevy 2500/3500 HD

Our Price: $239.99
MBRP CGMAL426 2011-2015 SILVERADO/SIERRA 2500/3500 6.6L CAT/DPF RACE PIPE NO BUNGS MBRP CGMAL426 2011-2015 SILVERADO/SIERRA 2500/3500 6.6L CAT/DPF RACE PIPE NO BUNGS

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

Our Price: $209.99