Exhaust

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  1. aFe ATLAS 4" Aluminized Steel Down-Pipe Back Race Exhaust System for Duramax LML 6.6L 2011-15
    Special Price $379.00 was $397.95

    Superior Engineering, Higher Quality

    Precision Designed, Mandrel Bent 4" Aluminized Tubing
    Sturdy, Simple, Leak-Free Installation Using OE Hangers and Mounts
    Smooth, Maximum Flow Transition Bends
    Available With or Without Muffler
    Important:
    Use of this part requires Race Tuning
    Fits:
    2011 - 2015 Chevy/GM 6.6L Duramax LML Diesel Pickups
    * Not suitable for Chassis Cab Trucks

    Notice: This is a "Race Only" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

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  2. aFe 4" Stainless Steel Race Exhaust System for Duramax 6.6L 2001-10
    Special Price $579.00 was $607.95
    • Premium Engineed Mandrel Bent 409 Stainless Steel Tubing
    • Simple, Sturdy, and Reversible Installation Using OE Mounts
    • Free-flowing 24" Muffler Designed for an Aggressive Sound

    Important:

    Use of this part REQUIRES Race Tuning

    Fits:

    • 2001 - 2010 Chevy/GM 6.6L Duramax Diesel Trucks
    • * Not suitable for Chassis Cab Trucks

    Notice: This is a "Race Only" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

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  3. Flo~Pro 5 x 6 x 15 Black Powder Coated Tip
    $70.00

    Universal Black Powder Coated Tip

    FEATURES

    • Black Powder Coated
    • Inlet Size 5"
    • Outlet Size 6"
    • Length 15.0"
    • Rolled Angle-Cut

    NOTES

    • Single Wall
    • Slanted Tip Cut
    • Bolt-On Tip Installation
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  4. Flo~Pro 4 X 5 X 15 Black 4" Exhaust Tip
    $60.00

    Universal Black Powder Coated Tip

    FEATURES

    • Black Powder Coat
    • Rolled Angle
    • 4" Inlet
    • 6" Outlet
    • 15" Length
    • 15 Degree Rolled Angle-Cut
    • Bolt-On
    • Works great with any FLO~PRO Exhaust System

    NOTES

    • To ensure a precise fit, please check exhaust tip shape, length, and inlet diameter: the latter should match your exhaust pipe diameter.
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  5. Flo~Pro Aluminized 5" Single Downpipe No Muffler Duramax 6.6L LB7/LLY/LBZ 2001-07
    $469.00

    Turbo Back No Muffler

    FEATURES

    • Mandrel bent piping
    • Inlcudes all mounting hardware
    • Fits all cab/bed configurations
    • Easy installation with simple hand tools
    • Reduces EGTs
    • Increases HP/TQ
    NOTICE: This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  6. 4" Downpipe Back Single 2001-2007, 6.6L, 2500/3500, LB7-LLY-LBZ, Race Exhaust
    $399.00

    Time to Improve Your Horsepower & Torque While Reducing EGTs!

    Features:

    • Mandrel bent piping
    • 4" Downpipe Back System
    • No Muffler
    • Aluminized Steel
    • Single Side Exit
    • Includes all mounting hardware
    • Fits all cab/bed configurations
    • Easy installation with simple hand tools
    • 07.5-10 Trucks Require Race Tuning
    NOTICE: This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  7. aFe POWER 49-44065-P Rebel Series 3" 409 Stainless Steel DPF-Back Exhaust System - GM Colorado/Canyon 16-17 2.8L
    $549.00
    DETAILS:
    • Constructed from MIG-Welded 3" mandrel-bent stainless steel tubing
    • Unique dual, 3-1/2" Dia. polished, stainless steel, middle exit Intercooled tips w/laser-etched aFe power logos
    • Comes complete with all necessary hardware for a hassle-free installation
    • Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Passenger side exit system
    • Testing: Up to 30% increase in Flow
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  8. aFe POWER 49-44065-B Rebel Series 3" 409 Stainless Steel DPF-Back Exhaust System - GM Colorado/Canyon 16-17 2.8L
    $599.00
    DETAILS:
    • Constructed from MIG-Welded 3" mandrel-bent stainless steel tubing
    • Unique dual, 3-1/2" Dia. black, stainless steel, middle exit Intercooled tips w/laser-etched aFe power logos
    • Comes complete with all necessary hardware for a hassle-free installation
    • Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Passenger side exit system
    • Testing: Up to 30% increase in Flow
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  9. aFe ATLAS 4" DPF-Back Aluminized Steel Exhaust System Duramax L5P
    Special Price $628.95 was $718.80

    The Perfect Combination of Performance, Fit and Value.

    Features:

    • Dual, filter-back exhaust system
    • Constructed from 4" mandrel-bent aluminized steel tubing
    • Uses a high-quality band clamp and OE-style bayonet hangers for a secure fitment
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Includes dual rear side exit 6" polished stainless steel clamp-on tips with a black laser-cut stainless steel aFe power plate
    • Your choice of Black or Polished exhaust tips.
    • GM Diesel Trucks 2017 V8-6.6L (td) L5P
    • Proudly made in the USA
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  10. aFe ATLAS 5" DPF-Back Aluminized Steel Exhaust System Duramax L5P
    Special Price $418.95 was $478.80

    Give Your 2017 GM  6.6L Duramax A Custom Look While Enhancing Exhaust Flow!

    Features:

    • Performance Data Coming Soon!
    • Constructed from 5" mandrel-bent aluminized tubing
    • Uses a high-quality band clamp and OE-style bayonet hangers for a secure fitment
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Includes a massive 6" Dia. polished stainless steel intercooled tip with a laser-cut powder-coated black stainless steel aFe Power badge
    • GM Diesel Trucks 2017 V8-6.6L (td) L5P
    • Proudly made in the USA
    Learn More
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  11. Flo~pro 882 4" Cat & Dpf Race Pipes 6.6l Duramax L5p
    $239.00

    With the all new Flo~Pro 4" CAT and DPF Race Pipes you can remove the restriction of your stock truck exhaust by replacing the restrictive components with non-restrictive pipes in this kit. Flo~Pro's kit also gets your truck to hit a better sounding tone and allows you to hear that turbo whistle better. This kit is designed with the OEM 4-bolt flange and will only be compatible to that flange unless modified.

    Features:

    • 4" Diameter Exhaust Pipe
    • Mandrel Bent Aluminized Exhaust
    • Straight Pipe System
    • Produces Aggressive Performance Sound
    • Increases Horsepower
    • Increases Torque
    • Increases Fuel Efficiency
    • Bolt-On kit w/ All Necessary Pieces
    • Exhaust Style: Cat & DPF
    • Material: Aluminized
    • Inlet Diameter: 4"
    • Only fit models equipped with the OEM style 4-bolt flange off the turbo direct pipe

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  12. Flo~pro 880 4" Turbo Back Exhaust W/muffler 6.6l Duramax L5p
    $459.00

    Features:

    • Aluminized steel
    • With muffler
    • No tip
    • No Bungs
    • Increased flow
    • Increased MPG
    • Improved torque
    • Mandrel Bends
    • OE style clamps and hangers
    • Due to regulations from FLO~PRO, this kit cannot be shipped to the state of California.
    • These kits will only fit models equipped with the OEM style 4-bolt flange off of the turbo direct pipe.
    • If you have a 3-bolt flange, please see products for 2015.5-2016 LML Duramax.
    • These kits are intended only for fitment on pickup models, not cab and chassis applications.
    • Not intended for fitment on regular cab applications.
    • Must be used with DPF delete tuning.
    • 2017 6.6L GM Duramax L5P

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  13. Flo~pro 880nm 4" Turbo Back Exhaust W/o Muffler 6.6l Duramax L5p 2017
    $424.00

    Features:

    • No bungs
    • Increased flow
    • Increased MPG
    • Improved torque
    • Mandrel bends
    • OE style clamps and hangers
    • Aluminized  or Stainless Steel
    • 4" Inlet Diameter
    • Single Exhaust Outlet
    • No Tip Included
    • No Muffler Included
    • Due to regulations from FLO~PRO, this kit cannot be shipped to the state of California.
    • If you have a 3-bolt flange, please see products for 2015.5-2016 LML Duramax.
    • 2017 6.6L GM Duramax L5P

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  14. Flo~pro 887 4" Turbo Back Exhaust W/muffler 6.6L Duramax L5P 2017 Cab & Chassis
    $489.00

    Feature:

    • Aluminized & stainless steel
    • With muffler
    • No tip
    • No bungs
    • Increased flow
    • Increased mpg
    • Improved torque
    • Mandrel bends
    • Oe style clamps and hangers
    • This kit will require custom tuning
    • The kit cannot be shipped to the state of California.
    • These kits will only fit models equipped with the oem style 4-bolt flange off of the turbo direct pipe.
    • If you have a 3-bolt flange, please see products for 2015.5-2016 lml Duramax.
    • These kits are intended only for fitment on cab and chassis models, not pickup applications.
    • This kit will only fit crew cab models.

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
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  15. Flo~pro 887nm 4" Turbo Back Exhaust W/o Muffler 6.6L Duramax L5P 2017 Cab and Chassis
    $449.00

    Features:

    • Aluminized & stainless steel
    • With muffler
    • No tip
    • No bungs
    • Increased flow
    • Increased MPG
    • Improved torque
    • Mandrel bends
    • OE style clamps and hangers
    • Crew cab and chassis 3500 models with center mounted rear fuel tank.
    • Must be used with DPF delete tuning
    • 2017 6.6L GM Duramax L5P Cab and Chassis

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  16. Flo~pro 680 5" Turbo Back Single Exhaust System W/muffler 6.6L Duramax L5P 2017
    $499.00

    Features:

    • Aluminized steel
    • With muffler
    • No tip
    • No bungs
    • Increased flow
    • Increased MPG
    • Improved torque
    • Mandrel bends
    • OE style clamps and hangers
    • 2017 6.6L GM Duramax L5P

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  17. Flo~pro 680NM 5" Turbo Back Single Exhaust System W/o Muffler 6.6L Duramax L5P 2017
    $469.00

    Features:

    • Aluminized & Stainless steel
    • Without muffler
    • No tip
    • No bungs
    • Increased flow
    • Increased MPG
    • Improved torque
    • Mandrel bends
    • OE style clamps and hangers
    • 2017 6.6L GM Duramax L5P

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  18. Flo~pro 687 5" Turbo Back Single Exhaust W/muffler 6.6L Duramax L5P 2017 Cab and Chassis
    $539.00

    Features:

    • Aluminized & Stainless Steel
    • With Muffler
    • No Tip
    • No Bungs
    • Increased Flow
    • Increased Mpg
    • Improved Torque
    • Mandrel Bends
    • Oe Style Clamps and Hangers
    • Must Be Used With Dpf Delete Tuning.
    • Due to Regulations From Flo~pro, This Kit Cannot Be Shipped to the State of California.
    • These Kits Will Only Fit Models Equipped With the Oem Style 4-bolt Flange Off of the Turbo Direct Pipe.
    • If You Have a 3-bolt Flange, Please See Products for 2015.5-2016 Lml Duramax.
    • These Kits Will Only Fit Models Equipped With Center Mounted Rear Fuel Tank on Crew Cab Cab & Chassis Model 3500's.
    • Vehicle Fitment: 2017 6.6L Duramax L5P Cab and Chassis

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  19. Flo~pro 687NM 5" Turbo Back Single Exhaust W/o Muffler 6.6L Duramax L5P 2017 Cab and Chassis
    $509.00

    Features:

    • Aluminized & Stainless Steel
    • Without Muffler
    • No Tip
    • No Bungs
    • Increased Flow
    • Increased Mpg
    • Improved Torque
    • Mandrel Bends
    • Oe Style Clamps and Hangers
    • Must Be Used With Dpf Delete Tuning.
    • Due to Regulations From Flo~pro, This Kit Cannot Be Shipped to the State of California.
    • These Kits Will Only Fit Models Equipped With the Oem Style 4-bolt Flange Off of the Turbo Direct Pipe.
    • If You Have a 3-bolt Flange, Please See Products for 2015.5-2016 Lml Duramax.
    • These Kits Will Only Fit Models Equipped With Center Mounted Rear Fuel Tank on Crew Cab Cab & Chassis Model 3500's.
    • Fitment: 2017 6.6l Duramax L5p Cab and Chassis

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  20. Flo~pro 780 5" Turbo Back Dual Exhaust System W/o Muffler 6.6L Duramax L5P 2017
    $719.00

    Features:

    • 5" Mandrel bent tubing for maximum flow
    • Lower Exhaust Gas Temperatures
    • More Pulling Power
    • Utilizes OEM Hangers
    • Increased Horsepower and Torque
    • Easy Bolt-on Kits
    • No Muffler
    • 2017 6.6L GM Duramax L5P

    Note:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  21. ATLAS 4" Aluminized Steel Down-Pipe Back Exhaust System Duramax V8-6.6L 2015.5-16
    Special Price $397.95 was $454.80

    For true race-inspired sound and maximum flow, ATLAS exhaust systems are the perfect combination of performance, fit and value.

    Features:

    • Constructed of 4" mandrel-bent aluminized steel tubing for maximum flow
    • A unique high quality OE style tapered flange is used for a complete 360 degree sealing surface
    • OE style bayonet hangers are used to maintain a stable pipe location
    • Includes a muffler delete-pipe
    • Uses factory mounting locations providing stability and a hassle-free installation
    • Fitment: GM Diesel Trucks 15.5-16 V8-6.6L
    • Made in the USA.

    Notice:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

    Learn More
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  22. aFe ATLAS 5" Aluminized Steel Down-Pipe Back Exhaust System Duramax V8-6.6L 2011-15 LML
    Special Price $660.45 was $754.80

    An exhaust that has power behind it's sound and performance!

    Features:

    • Constructed from 5" mandrel-bent aluminized steel tubing
    • Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment
    • Includes high flow aluminized steel muffler
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Fits Wheelbases 144.2" to 167.7"
    • Does NOT fit Cab & Chassis models
    • Fitment:GM Diesel Trucks 11-15 V8-6.6L (td) LML
    • Made in the USA

    Notice:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

    Learn More
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  23. aFe Large Bore-HD 4" 409 Aluminized Steel DPF-Back Exhaust System Duramax V8-6.6L 2016 LML
    Special Price $628.95 was $718.80

    The perfect combination of performance, fit and value.

    Features:

    • Constructed from 4" mandrel-bent aluminized steel tubing for maximum flow
    • Includes optional dual rear side exit 6" polished stainless steel clamp-on tips with a black laser-cut stainless steel aFe power plate or dual rear side exit 6" matte-black stainless steel clamp-on tips with a laser-cut stainless steel aFe power plate
    • Includes a bolt-on bracket that supports the driver side tailpipe
    • Uses high quality band clamps and OE-style bayonet hangers
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Incorporates a mitered merge collector
    • Fitment: GM Diesel Trucks 2016 V8-6.6L (td) LML EC/SB, EC/LB, CC/SB, CC/LB
    • Made in the USA
    Learn More
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  24. aFe Large Bore-HD 4" 409 Stainless Steel DPF-Back Exhaust System Duramax V8-6.6L 2016 LML
    Special Price $733.95 was $838.80

    The perfect combination of performance, fit and value.

    Features:

    • Constructed from 4" mandrel-bent aluminized steel tubing for maximum flow
    • Includes optional dual rear side exit 6" polished stainless steel clamp-on tips with a black laser-cut stainless steel aFe power plate or dual rear side exit 6" matte-black stainless steel clamp-on tips with a laser-cut stainless steel aFe power plate
    • Includes a bolt-on bracket that supports the driver side tailpipe
    • Uses high quality band clamps and OE-style bayonet hangers
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Incorporates a mitered merge collector
    • Fitment: GM Diesel Trucks 2016 V8-6.6L (td) LML EC/SB, EC/LB, CC/SB, CC/LB
    • Made in the USA
    Learn More
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  25. aFe Large Bore-HD 5" 409 Stainless Steel DPF-Back Aluminized Steel Exhaust System Duramax V8-6.6L 2016 LML
    Special Price $450.45 was $514.79

    The perfect combination of performance, fit and value.

    Features:

    • Constructed from 5" mandrel-bent aluminized steel tubing 
    • Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment 
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Includes optional massive 6" Dia. polished stainless steel intercooled tip with a laser-cut stainless steel aFe power badge or a massive 6" Dia. black stainless steel intercooled tip with a laser-cut stainless steel aFe power badge
    • Fitment: GM Diesel Trucks 2016 V8-6.6L (td) LML EC/SB, EC/LB, CC/SB, CC/LB
    • Made in the USA
    Learn More
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  26. aFe Large Bore-HD 5" 409 Stainless Steel DPF-Back Stainless Steel Exhaust System Duramax V8-6.6L 2016 LML
    Special Price $523.95 was $598.79

    The perfect combination of performance, fit and value.

    Features:

    • Constructed from 5" mandrel-bent stainless steel tubing 
    • Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment 
    • Utilizes all factory mounting locations to provide a quick, hassle-free installation
    • Includes optional massive 6" Dia. polished stainless steel intercooled tip with a laser-cut stainless steel aFe power badge or Includes a massive 6" Dia. black stainless steel intercooled tip with a laser-cut stainless steel aFe power badge
    • Fitment: GM Diesel Trucks 2016 V8-6.6L (td) LML EC/SB, EC/LB, CC/SB, CC/LB
    • Made in the USA
    Learn More
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  27. aFe ATLAS 4" Aluminized Steel Down-Pipe Back Exhaust System Duramax V8 6.6L LML 2015.5-16
    Special Price $670.95 was $766.80

    Premium Quality Race Solution With Increased Horse Power, Torque, & Maximum Flow!

    Features:

    • Constructed of 4" mandrel-bent aluminized steel tubing for maximum flow
    • A unique high quality OE style tapered flange is used for a complete 360 degree sealing surface
    • OE style bayonet hangers are used to maintain a stable pipe location
    • A bolt on hanger mount is used to support the driver side tube
    • A free-flowing 12" long muffler is used to absorb high pitch tones producing a powerful sound
    • A mitered merge collector is used to convert the standard single exhaust to an aggressive dual exhaust
    • Uses factory mounting locations providing stability and a hassle-free installation
    • Fitment: GM Diesel Trucks 15.5-16 V8-6.6L (td) LML 133.7"; 167.7" WB
    • Made in the USA
    NOTICE: This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.
    Learn More
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  28. aFe Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System Duramax V8 6.6L LML 2015.5-16
    Special Price $880.95 was $1,006.80

    Premium Quality Race Solution With Increased Horse Power, Torque, & Maximum Flow!

    Features:

    • Constructed of 4" mandrel-bent stainless steel tubing for maximum flow
    • Includes choice of dual 6" polished stainless steel clamp-on tips with a laser-cut stainless steel aFe power plate or dual 6" black stainless steel clamp-on tips with a laser-cut stainless steel aFe power plate
    • A free-flowing 24" long muffler is used to absorb high pitch tones producing a powerful sound
    • A unique high quality OE style tapered flange is used for a complete 360 degree sealing surface
    • A mitered merge collector is used to convert the standard single exhaust to an aggressive dual exhaust
    • OE style bayonet hangers are used to maintain a stable pipe location
    • A bolt on hanger mount is used to support the driver side tube
    • Uses factory mounting locations providing stability and a hassle-free installation
    • Fitment:GM Diesel Trucks 15.5-16 V8-6.6L (td) LML 133.7"; 167.7" WB
    • Made in the USA

    NOTICE: This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

    Learn More
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  29. aFe Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System Duramax V8 6.6L LML 2015.5-16
    Special Price $691.95 was $790.80

    Premium Quality Race Solution With Increased Horse Power, Torque, & Maximum Flow!

    Features:

    • Constructed of 4" mandrel-bent stainless steel tubing for maximum flow
    • Includes choice of a 6" polished stainless steel clamp-on tip with a laser-cut stainless steel aFe power plate or a 6" black stainless steel clamp-on tip with a laser-cut stainless steel aFe power plate
    • A free-flowing 24" long muffler is used to absorb high pitch tones producing a powerful sound
    • A unique high quality OE style tapered flange is used for a complete 360 degree sealing surface
    • OE style bayonet hangers are used to maintain a stable pipe location
    • Uses factory mounting locations providing stability and a hassle-free installation
    • Fitment:GM Diesel Trucks 15.5-16 V8-6.6L (td) LML 133.7"; 167.7" WB
    • Made in the USA

    NOTICE:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

    Learn More
    Quick Shop Compare
  30. aFe Large Bore-HD 5" 409 Stainless Steel Down-Pipe Back Exhaust System Duramax V8 6.6L LML 2015.5-16
    Special Price $891.45 was $1,018.80

    Premium Quality Race Solution With Increased Horse Power, Torque, & Maximum Flow!

    Features:

    • Constructed of 5" mandrel-bent stainless steel tubing for maximum flow
    • Includes choice of a 6" polished stainless steel clamp-on tip with a laser-cut stainless steel aFe power plate or a 6" black stainless steel clamp-on tip with a laser-cut stainless steel aFe power plate
    • A free-flowing 24" long muffler is used to absorb high pitch tones producing a powerful sound
    • A unique high-quality OE style tapered flange is used for a complete 360-degree sealing surface
    • OE style bayonet hangers are used to maintain a stable pipe location
    • Uses factory mounting locations providing stability and a hassle-free installation
    • Fitment: GM Diesel Trucks 15.5-16 V8-6.6L (td) LML 133.7"; 167.7" WB
    • Made in the USA

    NOTICE:

    This is a "RACE ONLY" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. Not for vehicles registered for use on the highway or street.

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