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  • Wehrli 2in Stainless Up Pipe Kit w/Gaskets fits 2001-2005 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 Up Pipe Kit w/Gaskets - Twin Turbo - Main Product View
Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Side View
Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Back View
Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Installation View
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Load image into Gallery viewer, Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Main Product View
Load image into Gallery viewer, Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Side View
Load image into Gallery viewer, Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Back View
Load image into Gallery viewer, Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin Turbo - Installation View

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Wehrli 2in Stainless Up Pipe Kit w/Gaskets fits 2001-2005 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
WCF100589
Special Order: Contact us to check stock and shipping lead times! Use LIVE HELP or call (724) 479-5480
$639.00 USD $619.99 USD

NOT CARB LEGAL

Currently in testing for EPA compliance

$619.99 USD
Wehrli 2in Stainless Up Pipe Kit w/Gaskets fits 2001-2005 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, 1 5/8" OEM up pipes with these heavy-duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs. This kit is used with twin turbo applications and factory exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds (WCF100363)

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
2004-2005 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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