Upgrading to a larger downpipe can reduce EGTs, Increase Flow, and Improve Throttle Response, Improving the overall Performance and Driving Experience.
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Upgrading to a larger downpipe can reduce EGTs, Increase Flow, and Improve Throttle Response, Improving the overall Performance and Driving Experience.
Dirty Diesel Customs
2017-2025 Duramax 3.5" Downpipe (L5P-EXH-A004)
PPE
2004.5-2010 Duramax 3" Stainless Steel Downpipe (117000500)
Flo-Pro
2004.5-2010 Duramax 3" Downpipe (A00101)
MBRP
2004.5-2010 Duramax 3" Downpipe (GM8424)
PPE
2011-2015 Duramax 3" Stainless Steel Down Pipe (117000600)
PPE
2001-2004 Duramax 3" Stainless Steel Downpipe (117000400)
PPE
2015.5-2016 Duramax 3" Stainless Steel Downpipe (117000700)
MBRP
1994-2002 Cummins 4" HX40 Downpipe (DALHX40)
Flo-Pro
2004.5-2012 Cummins 4" Turbo Downpipe (FLO-20811)
Flo-Pro
2011-2015 Duramax 3" Downpipe (A20101)
MBRP
2001-2004 Duramax 3" Downpipe (GM8425)
Flo-Pro
1994-1997 Powerstroke 2-Piece Downpipe (422129)
Flo-Pro
2017-2022 Duramax 3.5" Downpipe w/ 4 Bolt Flange (A40101)
Flo-Pro
2001-2007 Duramax 4" Downpipe (10111)
MBRP
2011-2015 Duramax 3" Downpipe (GM8427)
PPE
2001-2014 Duramax Gasket for Lower Downpipe Flange (117000360)