Upgrading to a larger downpipe can reduce EGTs, Increase Flow, and Improve Throttle Response, Improving the overall Performance and Driving Experience.
WCFab 2017 - 2024 L5P Duramax 3.5" Down Pipe (Downpipe)
Made in CanadaDirty Diesel Customs
2017-2025 Duramax 3.5" Downpipe (L5P-EXH-A004)
Part Number: L5P-EXH-A004Regular price $470.71 CADUnit price
PPE
2004.5-2010 Duramax 3" Stainless Steel Downpipe (117000500)
Part Number: 117000500Regular price $191.69 CADUnit price
Flo-Pro
2004.5-2010 Duramax 3" Downpipe (A00101)
Part Number: A00101Mft Part Number: 10100-A00101Regular price $240.00 CADUnit price
MBRP
2004.5-2010 Duramax 3" Downpipe (GM8424)
Part Number: GM8424Regular price $304.99 CADUnit price
PPE
2011-2015 Duramax 3" Stainless Steel Down Pipe (117000600)
Part Number: 117000600Regular price $217.25 CADUnit price
PPE
2001-2004 Duramax 3" Stainless Steel Downpipe (117000400)
Part Number: 117000400Regular price $242.81 CADUnit price
PPE
2015.5-2016 Duramax 3" Stainless Steel Downpipe (117000700)
Part Number: 117000700Regular price $230.03 CADUnit price
MBRP
1994-2002 Cummins 4" HX40 Downpipe (DALHX40)
Part Number: DALHX40Regular price $219.99 CADUnit price
Flo-Pro
2004.5-2011 Cummins 4" Turbo Downpipe (FLO-20811)
Part Number: 20811Regular price $199.91 CADUnit price
Flo-Pro
2011-2015 Duramax 3" Downpipe (A20101)
Part Number: A20101Mft Part Number: 10102-A20101Regular price $240.00 CADUnit price
MBRP
2001-2004 Duramax 3" Downpipe (GM8425)
Part Number: GM8425Regular price $384.99 CADUnit price
Flo-Pro
1994-1997 Powerstroke 2-Piece Downpipe (422129)
Part Number: 422129Regular price $320.00 CADUnit price
Flo-Pro
2001-2007 Duramax 4" Downpipe (10111)
Part Number: 10111Regular price $177.94 CADUnit price
Made in CanadaDirty Diesel Customs
2017-2025 Duramax 3.5" L5P Downpipe Private/Black Label (L5P-EXH-A004-PRI)
Part Number: L5P-EXH-A004-PRIRegular price $470.71 CADUnit price
Flo-Pro
2017-2022 Duramax 3.5" Downpipe w/ 4 Bolt Flange (A40101)
Part Number: A40101Regular price $430.00 CADUnit price
MBRP
2011-2015 Duramax 3" Downpipe (GM8427)
Part Number: GM8427Regular price $389.99 CADUnit price
Wehrli Custom Fabrication
2017-2026 Duramax 3.5" Downpipe (WCF100129)
Part Number: WCF100129Regular price $531.30 CADUnit price
PPE
2001-2014 Duramax Gasket for Lower Downpipe Flange (117000360)
Part Number: 117000360Regular price $8.93 CADUnit price
MBRP
2015.5-2016 Duramax 3" Downpipe (GM8428)
Part Number: GM8428Regular price $389.99 CADUnit price
Flo-Pro
2008-2010 Powerstroke 6.4L 4" Downpipe Kit (421011 / 422011)
Part Number: 421011Mft Part Number: 846-421011Regular price $440.00 CADUnit price
Ford OEM
2020-2024 Powerstroke Downpipe (LC3Z-6N646-C)
Part Number: LC3Z-6N646-CRegular price $505.85 CADUnit price
Wehrli Custom Fabrication
2004.5-2007 Cummins 4" High Mount S400 Downpipe (WCF100262)
Part Number: WCF100262Regular price $539.00 CADUnit price
MBRP
2008-2010 Powerstroke Downpipe Kit (FAL455)
Part Number: FAL455Regular price $314.99 CADUnit price
MBRP
2011-2015 Powerstroke 4" Armor Plus Downpipe (FS9CA459)
Part Number: FS9CA459Regular price $494.99 CADUnit price
Wehrli Custom Fabrication
2001-2004 LB7 Duramax 3" Downpipe (WCF100119)
Part Number: WCF100119Regular price $377.30 CADUnit price
Industrial Injection
1994-2002 Cummins HX40 Style 4" Downpipe & Clamp (HX40DP2)
Part Number: HX40DP2Regular price $308.62 CADUnit price
Flo-Pro
2007.5-2012 Cummins 4" Stainless Downpipe (412001)
Part Number: 412001Mft Part Number: 57111-412001Regular price $480.00 CADUnit price
Wehrli Custom Fabrication
2011-2016 Duramax 3" Stainless Downpipe (WCF100704)
Part Number: WCF100704Regular price $408.10 CADUnit price
Wehrli Custom Fabrication
2004.5-2010 Duramax 3" Stainless Steel Downpipe (WCF100703)
Part Number: WCF100703Regular price $392.70 CADUnit price
Wehrli Custom Fabrication
2004.5-2010 Duramax 3" Downpipe (WCF100120)
Part Number: WCF100120Regular price $308.00 CADUnit price
Smeding Diesel LLC
2008-2010 Powerstroke S300 Single Turbo Downpipe (64PDP)
Part Number: 64PDPRegular price $552.66 CADUnit price
Polar Diesel
2020-2026 Powerstroke 6.7L Downpipe (PD-1-13236000)
Part Number: PD-1-13236000Regular price $450.00 CADUnit price
Industrial Injection
2003-2004 Cummins HX40 Style Downpipe (HX40DP3)
Part Number: HX40DP3Regular price $363.10 CADUnit price
Wehrli Custom Fabrication
2011-2016 Duramax 3" Downpipe (WCF100121)
Part Number: WCF100121Regular price $361.90 CADUnit price
Wehrli Custom Fabrication
2015.5-2016 Duramax 3" Stainless Downpipe (3-Bolt Flange) (WCF100705)
Part Number: WCF100705Regular price $552.86 CADUnit price
PPE
2002-2024 Duramax Downpipe (117000424)
Part Number: 117000424Regular price $242.81 CADUnit price
Wehrli Custom Fabrication
2004.5-2007 Cummins 4" High Mount S300 Downpipe (WCF100281)
Part Number: WCF100281Regular price $537.46 CADUnit price
BD Diesel
1994-2002 Cummins Down Pipe Kit (1045223)
Part Number: 1045223Regular price $397.95 CADUnit price
Smeding Diesel LLC
2003-2024 Cummins S400 4.62" Downpipe with Clamp (S4DPWC)
Part Number: S4DPWCRegular price $306.46 CADUnit price
Polar Diesel
2011-2016 Duramax 6.6L Downpipe (PD-1-32328000)
Part Number: PD-1-32328000Regular price $340.00 CADUnit price
Polar Diesel
2020-2026 Powerstroke 6.7L 304SS Polished Downpipe (PD-1-13236000-P)
Part Number: PD-1-13236000-PRegular price $675.00 CADUnit price
