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  • Wehrli 2in Stainless Passenger Side Up Pipe w/Gaskets fits 2001-2004 Chevrolet Silverado 2500 Hd 6.6L DURAMAX LB7 / 2001-2004 Chevrolet Silverado 3500 / 2002-2004 GMC Sierra 2500 Hd / 2002-2004 GMC Sierra 3500
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Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Passenger Side Up Pipe w/Gaskets (Twin Turbo) - Main Product View
Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Passenger Side Up Pipe w/Gaskets (Twin Turbo) - Side View
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Wehrli 2in Stainless Passenger Side Up Pipe w/Gaskets fits 2001-2004 Chevrolet Silverado 2500 Hd 6.6L DURAMAX LB7 / 2001-2004 Chevrolet Silverado 3500 / 2002-2004 GMC Sierra 2500 Hd / 2002-2004 GMC Sierra 3500

⚠️ Please verify fitment before purchasing. Check the fitment chart below or use the Year/Make/Model tool to confirm this part fits your vehicle.

⚠️ Verify fitment before purchasing. Check the fitment chart below or click the 3 lines in the top left menu, select Home, then use the Year/Make/Model guide.

Wehrli
WCF100648
In stock
$345.00 USD $334.99 USD

NOT CARB LEGAL

Currently in testing for EPA compliance

$334.99 USD
Wehrli 2in Stainless Passenger Side Up Pipe w/Gaskets fits 2001-2004 Chevrolet Silverado 2500 Hd 6.6L DURAMAX LB7 / 2001-2004 Chevrolet Silverado 3500 / 2002-2004 GMC Sierra 2500 Hd / 2002-2004 GMC Sierra 3500
Description
Replace the lightweight, leak-prone passenger side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs. This up pipe is built with more sweeping, less aggressive bends for use in COMPOUND / TWIN TURBO STYLE APPLICATIONS ONLY. It WILL NOT clear a conventional downpipe behind the engine off of the turbocharger in the valley. - - Compatible with only factory exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds (WCF100363). - - NOTE: This up pipe will ONLY fit with OEM exhaust manifold.

This Part Fits:

Year Make Model Submodel
2001-2004 Chevrolet Silverado 2500 HD Base
2001-2004 Chevrolet Silverado 2500 HD LS
2001-2004 Chevrolet Silverado 2500 HD LT
2004 Chevrolet Silverado 2500 HD WT
2001-2004 Chevrolet Silverado 3500 Base
2001-2004 Chevrolet Silverado 3500 LS
2001-2004 Chevrolet Silverado 3500 LT
2004 Chevrolet Silverado 3500 WT
2002-2004 GMC Sierra 2500 HD Base
2001-2002 GMC Sierra 2500 HD SL
2001-2004 GMC Sierra 2500 HD SLE
2001-2004 GMC Sierra 2500 HD SLT
2003-2004 GMC Sierra 2500 HD WT
2002-2004 GMC Sierra 3500 Base
2001-2002 GMC Sierra 3500 SL
2001-2004 GMC Sierra 3500 SLE
2001-2004 GMC Sierra 3500 SLT
2004 GMC Sierra 3500 WT
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