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You are here: Home > Brand > aFe Power > aFe Exhaust Systems > aFe Downpipe-Back Exhaust Systems

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aFe Downpipe-Back Exhaust Systems

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aFe Power 49-43029 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-13022 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-14003 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-42021 Large Bore-HD 4" 409 Stainless Steel Down-Pipe for 2007.5-2012 Dodge 6.7L Cummins
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Not CARB Legal
  • Uses Factory Mounting Locations
  • Increases Horsepower and Torque
  • Lowers EGT's
  • 409 Stainless Steel

2007.5-2012 Dodge 6.7L Cummins
aFe Power 49-43012 Large Bore-HD 4" 409 Stainless Steel Down-Pipe for 2003-2007 Ford 6.0L Powerstroke aFe Power 49-43022 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-43025 MACH Force-Xp 4" 409 Stainless Steel Down-Pipe for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-44033-B Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Not CARB Legal
  • Uses Factory Mounting Locations
  • Increases Horsepower and Torque
  • Lowers EGT's
  • 409 Stainless Steel

2003-2007 Ford 6.0L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Not CARB Legal
  • Uses Factory Mounting Locations
  • Increases Horsepower and Torque
  • Lowers EGT's
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2007.5-2010 GM 6.6L Duramax LMM
aFe Power 49-44033-P Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM aFe Power 49-44034 MACH Force-Xp 3-1/2" 409 Stainless Steel Down-Pipe for 2006-2010 GM 6.6L Duramax LLY, LBZ, LMM aFe Power 49-02009 ATLAS 4" Aluminized Down Pipe for 2007.5-2012 Dodge 6.7L Cummins aFe Power 49-02011 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2007.5-2012 Dodge 6.7L Cummins
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Not CARB Legal
  • Uses Factory Mounting Locations
  • Increases Horsepower and Torque
  • Lowers EGT's
  • 409 Stainless Steel

2006-2010 GM 6.6L Duramax LLY, LBZ, LMM
Key Features:
  • Not CARB Legal
  • Uses Factory Mounting Locations
  • Increases Horsepower and Torque
  • Lowers EGT's
  • Aluminized Steel

2007.5-2012 Dodge 6.7L Cummins
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2007.5-2012 Dodge 6.7L Cummins
aFe Power 49-03006 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-13029 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-43034 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-43039 Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2016 Ford 6.7L Powerstroke
aFe Power 49-43039NM Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-44032 Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-44007NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-44033NM Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2007.5-2010 GM 6.6L Duramax LMM
aFe Power 49-44003-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-14003NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-44003-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-44007-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
aFe Power 49-44007-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-14017NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM aFe Power 49-44017-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM aFe Power 49-03004 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2008-2010 Ford 6.4L Powerstroke
aFe Power 49-03004NM ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-03006NM ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-03039NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-03040NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2008-2010 Ford 6.4L Powerstroke
aFe Power 49-03066-P ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-04001 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-04001NM ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-04002 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • Aluminized Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2007.5-2010 GM 6.6L Duramax LMM
aFe Power 49-04002NM ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM aFe Power 49-04003 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-04003NM ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-04007NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
aFe Power 49-04033NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM aFe Power 49-04035NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-04044-B ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-04044-P ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • Aluminized Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • Aluminized Steel

2011-2015 GM 6.6L Duramax LML
aFe Power 49-04045-B ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-04045-P ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-04052 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-04053 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • Aluminized Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • Aluminized Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2015.5-2016 GM 6.6L Duramax LML
aFe Power 49-04054NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-04059 ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM aFe Power 49-04059NM ATLAS 4" Aluminized Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM aFe Power 49-04060NM ATLAS 5" Aluminized Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • Aluminized Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • Aluminized Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
aFe Power 49-43023NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-43030NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-43035NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-43040 Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Not Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Not Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Not Included
  • 409 Stainless Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
aFe Power 49-43040-B Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-43040-P Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2008-2010 Ford 6.4L Powerstroke aFe Power 49-43066-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke aFe Power 49-43066-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2008-2010 Ford 6.4L Powerstroke
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2016 Ford 6.7L Powerstroke
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2016 Ford 6.7L Powerstroke
aFe Power 49-44017-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2007.5-2010 GM 6.6L Duramax LMM aFe Power 49-44031NM Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-44035-B Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-44035-P Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2007.5-2010 GM 6.6L Duramax LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
aFe Power 49-44035NM Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-44044-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-44044-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2011-2015 GM 6.6L Duramax LML aFe Power 49-44045-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Does Not Include Tip
  • Muffler Not Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2011-2015 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
aFe Power 49-44045-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2007 GM 6.6L Duramax LB7, LLY, LBZ aFe Power 49-44052-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-44052-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-44053-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2007 GM 6.6L Duramax LB7, LLY, LBZ
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Dual Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2015.5-2016 GM 6.6L Duramax LML
aFe Power 49-44053-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-44054-B Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-44054-P Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2015.5-2016 GM 6.6L Duramax LML aFe Power 49-44059-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2015.5-2016 GM 6.6L Duramax LML
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
aFe Power 49-44059-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM aFe Power 49-44060-B Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM aFe Power 49-44060-P Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM aFe Power 49-44073-B Large Bore-HD 3" 409 Stainless Steel Down-Pipe Back Exhaust System for 2016-2017 GM 2.8L Duramax LWN
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2001-2010 GM 6.6L Duramax LB7, LLY, LBZ, LMM
Key Features:
  • Down-Pipe Back
  • Single Side Exit
  • Includes Exhaust Tip
  • Muffler Included
  • 409 Stainless Steel

2016-2017 GM 2.8L Duramax LWN
   
 
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