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You are here: Home > by Vehicle > 11-16 GM 6.6L Duramax LML > Exhaust Systems > Exhaust Parts

We found 50 results matching your criteria.

Exhaust Parts for your 11-15 GM 6.6L Duramax LML

Shop Exhaust Parts for your 11-15 GM 6.6L Duramax LML at Unbeatable Prices - Fast & Free Shipping - Expert Service on Exhaust Parts - Buy from OC DIESEL Today!

Welcome to the leading Diesel Exhaust Parts Components distributor. OC DIESEL is the number one source for providing diesel performance parts at low prices. Buy now and receive excellent customer service and fast shipping on your Diesel Exhaust System Components purchase. Also, have peace of mind that you're getting the lowest possible price, with our Price beat Guarantee + $10 . . . good for 30 days after your purchase!

OC DIESEL offers a wide selection of Diesel Exhaust Parts & Components for most diesel truck, motorhome, and RV owners. Experience the benefits of increased horsepower and towing performance with our Diesel Exhaust Parts selection. Whether your diesel is used for recreation, heavy towing, daily driving, drag racing, sled pulling, or mud bogging the addition of our parts can help improve overall performance.

Use our easy online check out and purchase your Diesel Exhaust Parts now or call us at (714) 848-2170 for more information.

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aFe Power 49-91002 MACH Force-Xp 4" Muffler 409 Stainless Steel for 4" Exhaust Systems aFe Power 49-91004 ATLAS 4" Muffler Delete Pipe 409 Stainless Steel for 4" Exhaust Systems aFe Power 49-91012 MACH Force-Xp 4" Muffler 409 Stainless Steel for 5" Exhaust Systems MBRP M1004 4" Stainless T304 Quiet Tone Muffler
Key Features:
  • 4" Inlet and Outlet
  • 30" Overall Length
  • 8" Body Diameter

4" Exhaust Systems 		Key Features:
  • 4" Inlet and Outlet
  • 30" Overall Length
  • Fits Most 4" Exhaust Systems

4" Exhaust Systems 		Key Features:
  • 5" Inlet and Outlet
  • 30" Overall Length
  • 8" Body Diameter

5" Exhaust Systems 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
MBRP M1004A 4" Aluminized Quiet Tone Muffler MBRP M1004S 4" Stainless T409 Quiet Tone Muffler MBRP M1031 4" Stainless T304 Muffler MBRP M2050 5" Aluminized Muffler
Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 5" Inlet/Outlet
  • 31" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
MBRP M2050BLK 5" Black Coated Aluminized Muffler MBRP M91031 4" Stainless T409 Muffler MBRP MDA30 4" Aluminized Muffler Delete Pipe MBRP MDA531 5" Aluminized Muffler Delete Pipe
Key Features:
  • 5" Inlet/Outlet
  • 31" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
 		Key Features:
  • 5" Inlet/Outlet
  • 31" Overall Length
MBRP MDDS927 4" Stainless T409 Dual Muffler Delete Pipe MBRP MDS30 4" Stainless T304 Dual Muffler Delete Pipe MBRP MDS930 4" Stainless T409 Muffler Delete Pipe MBRP MDS9531 5" Stainless T409 Muffler Delete Pipe
Key Features:
  • 4" Inlet/Outlet
  • 27.5" Overall Length
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
 		Key Features:
  • 5" Inlet/Outlet
  • 31" Overall Length
MBRP R1009 4" Stainless T304 Resonator MBRP R2009 4" Aluminized Resonator MBRP UA1007 Stainless T409 Exhaust Pipe Adapter, 3.5 to 4 Inch MBRP UA2001 Aluminized Exhaust Pipe Adapter, 4 to 5 Inch
Key Features:
  • 4" Inlet/Outlet
  • 18" Overall Length
  • 12" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 18" Overall Length
  • 12" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 3.5" Inlet to 4" Outlet
 		Key Features:
  • 4" Inlet to 5" Outlet
MBRP UA2003 Aluminized Exhaust Pipe Adapter, 3.5 to 5 Inch MBRP UA2004 Aluminized Exhaust Pipe Adapter, 4 to 5 Inch MBRP UA2005 Aluminized Exhaust Pipe Adapter, 3.5 to 5 Inch MBRP UA2007 Aluminized Exhaust Pipe Adapter, 3.5 to 4 Inch
Key Features:
  • 3.5" Inlet to 5" Outlet
 		Key Features:
  • 4" Inlet to 5" Outlet
 		Key Features:
  • 3.5" Inlet to 5" Outlet
 		Key Features:
  • 3.5" Inlet to 4" Outlet
MBRP GP015 30" Aluminized High Flow Muffler MBRP GP016 4" Aluminized Muffler Delete Pipe MBRP R1012 2.5" Stainless T304 Resonator MBRP R1013 3" Stainless T304 Resonator
Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/ 6" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
 		Key Features:
  • 2.5" Inlet/Outlet
  • 20" Overall Length
  • 16" Muffler Body/ 4" Body Diameter
 		Key Features:
  • 3" Inlet/Outlet
  • 20" Overall Length
  • 16" Muffler Body/ 4" Body Diameter
MBRP R1015 2.25" Stainless T304 Resonator MBRP R1016 2.5" Stainless T304 Resonator MBRP R1017 3" Stainless T304 Resonator MBRP UA9001 Stainless T409 Exhaust Pipe Adapter, 4 to 5 Inch
Key Features:
  • 2.25" Inlet/Outlet
  • 26" Overall Length
  • 22" Muffler Body/ 4" Body Diameter
 		Key Features:
  • 2.5" Inlet/Outlet
  • 26" Overall Length
  • 22" Muffler Body/ 4" Body Diameter
 		Key Features:
  • 3" Inlet/Outlet
  • 26" Overall Length
  • 22" Muffler Body/ 4" Body Diameter
 		Key Features:
  • 4" Inlet to 5" Outlet
  • 7" Length
MBRP UA9004 Stainless T409 Exhaust Pipe Adapter, 4 to 5 Inch MBRP GM8427 3" Black Coated Aluminized Turbo Down Pipe for 2011-2015 GM 6.6L Duramax LML MagnaFlow 12770 7" Round Body Muffler MagnaFlow 12771 7" Round Body Muffler
Key Features:
  • 4" Inlet to 5" Outlet
  • 7" Length
 		Key Features:
  • Performance Improvement

2011-2015 GM 6.6L Duramax LML 		Key Features:
  • 4" Inlet/Outlet
  • 20" Overall Length
  • 14" Muffler Body/7" Body Diameter
  • Satin Finish
 		Key Features:
  • 4" Inlet/Outlet
  • 27" Overall Length
  • 20" Muffler Body/7" Body Diameter
  • Satin Finish
MagnaFlow 12772 7" Round Body Muffler MagnaFlow 12773 7" Round Body Muffler MagnaFlow 12774 7" Round Body Muffler MBRP GM8428 3" Black Coated Aluminized Down Pipe for 2015-2016 GM 6.6L Duramax LML
Key Features:
  • 4" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/7" Body Diameter
  • Satin Finish
 		Key Features:
  • 4" Inlet/Outlet
  • 36" Overall Length
  • 30" Muffler Body/7" Body Diameter
  • Satin Finish
 		Key Features:
  • 5" Inlet/Outlet
  • 30" Overall Length
  • 24" Muffler Body/7" Body Diameter
  • Satin Finish
 		Key Features:
  • Performance Improvement

2015-2016 GM 6.6L Duramax LML
MBRP GMCA427 3" Black Coated Aluminized Turbo Down Pipe for 2011-2015 GM 6.6L Duramax LML MBRP M2220A 5" Aluminized Quiet Tone Muffler MBRP M2220S 5" Stainless T409 Quiet Tone Muffler MagnaFlow 60011 4" Diesel Catalytic Converter
Key Features:
  • CARB EO#: D-763

2011-2015 GM 6.6L Duramax LML 		Key Features:
  • 5" Inlet/Outlet
  • 31" Overall Length
  • 25" Muffler Body/ 8" Body Diameter
 		Key Features:
  • 5" Inlet/Outlet
  • 31" Overall Length
  • 25" Muffler Body/ 8" Body Diameter
 		Key Features:
  • 4" Inlet/Outlet
  • 12" Length, 6" Width
  • Cutting and Welding Required
MagnaFlow 60012 5" Diesel Catalytic Converter MagnaFlow 60021 4" Diesel Catalytic Converter aFe Power 49-91003 ATLAS 4" Muffler Delete Pipe Aluminized for 4" Exhaust Systems aFe Power 49-91014 ATLAS 4" Muffler Aluminized for 4" Exhaust Systems
Key Features:
  • 5" Inlet/Outlet
  • 12" Length, 6" Width
  • Cutting and Welding Required
 		Key Features:
  • 4" Inlet/Outlet
  • 11" Length, 6" Width
  • Cutting and Welding Required
 		Key Features:
  • 4" Inlet and Outlet
  • 30" Overall Length
  • Fits Most 4" Exhaust Systems

4" Exhaust Systems 		Key Features:
  • 4" Inlet and Outlet
  • 30" Overall Length
  • 8" Body Diameter

4" Exhaust Systems
aFe Power 49-91040 ATLAS 5" Muffler Delete Pipe Aluminized for 5" Exhaust Systems aFe Power 49-91041 MACH Force-Xp 5" Muffler Delete Pipe 409 Stainless Steel for 5" Exhaust Systems
Key Features:
  • 5" Inlet and Outlet
  • 30" Overall Length
  • Fits Most 5" Exhaust Systems

5" Exhaust Systems 		Key Features:
  • 5" Inlet and Outlet
  • 30" Overall Length
  • Fits Most 5" Exhaust Systems

5" Exhaust Systems
   
 
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