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WCFWCF100652

Wehrli 01-16 Chevrolet 6.6L Duramax 2in Stainless Driver Side Up Pipe w/Gaskets (Single/Twin Turbo)

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    Replace the lightweight 16G, leak-prone Driver side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellow that will not crack and leak like OEM. Increase Turbo spool up and decrease EGTs. Will work with ANY Turbo setup, single or compound, compatible with factory exhaust manifold only. Includes Up Pipe Gaskets. - - NOTE: This up pipe will ONLY fit with OEM exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds (WCF100363). 2007.5-2010 LMM Requires Coolant Bypass/Relocation Fitting WCF100798 - - Compatible with LB7, LLY, LBZ, LMM, and LML Duramax - - Replaces the following GM Part Numbers: 98066019, 12637379, 12634564

    • Fully TIG Welded 11 GA Stainless Steel Construction
    • Heavy Duty 2" Driver Side Up Pipe
    • Up Pipe Gaskets (2)
    • Made in USA

    This Part Fits:

    Year Make Model Submodel
    2001-2005 Chevrolet Silverado 2500 HD Base
    2015-2016 Chevrolet Silverado 2500 HD High Country
    2001-2006 Chevrolet Silverado 2500 HD LS
    2001-2016 Chevrolet Silverado 2500 HD LT
    2007-2016 Chevrolet Silverado 2500 HD LTZ
    2004-2016 Chevrolet Silverado 2500 HD WT
    2007 Chevrolet Silverado 2500 HD Classic LS
    2007 Chevrolet Silverado 2500 HD Classic LT
    2007 Chevrolet Silverado 2500 HD Classic WT
    2001-2005 Chevrolet Silverado 3500 Base
    2001-2006 Chevrolet Silverado 3500 LS
    2001-2006 Chevrolet Silverado 3500 LT
    2004,2006 Chevrolet Silverado 3500 WT
    2007 Chevrolet Silverado 3500 Classic LS
    2007 Chevrolet Silverado 3500 Classic LT
    2007 Chevrolet Silverado 3500 Classic WT
    2015-2016 Chevrolet Silverado 3500 HD High Country
    2007-2016 Chevrolet Silverado 3500 HD LT
    2007-2016 Chevrolet Silverado 3500 HD LTZ
    2007-2016 Chevrolet Silverado 3500 HD WT
    2002-2005,2015-2016 GMC Sierra 2500 HD Base
    2011-2016 GMC Sierra 2500 HD Denali
    2001-2002,2006 GMC Sierra 2500 HD SL
    2001-2016 GMC Sierra 2500 HD SLE
    2001-2016 GMC Sierra 2500 HD SLT
    2003-2014 GMC Sierra 2500 HD WT
    2007 GMC Sierra 2500 HD Classic SL
    2007 GMC Sierra 2500 HD Classic SLE
    2007 GMC Sierra 2500 HD Classic SLT
    2007 GMC Sierra 2500 HD Classic WT
    2002-2005 GMC Sierra 3500 Base
    2001-2002,2006 GMC Sierra 3500 SL
    2001-2006 GMC Sierra 3500 SLE
    2001-2006 GMC Sierra 3500 SLT
    2004-2006 GMC Sierra 3500 WT
    2007 GMC Sierra 3500 Classic SL
    2007 GMC Sierra 3500 Classic SLE
    2007 GMC Sierra 3500 Classic SLT
    2007 GMC Sierra 3500 Classic WT
    2015-2016 GMC Sierra 3500 HD Base
    2011-2016 GMC Sierra 3500 HD Denali
    2007-2016 GMC Sierra 3500 HD SLE
    2007-2016 GMC Sierra 3500 HD SLT
    2007-2014 GMC Sierra 3500 HD WT