Wehrli

Wehrli 04.5-10 Chevrolet 6.6L LLY/LBZ/LMM Duramax 3in Stainless Down Pipe - WCF100703

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SKU:
WCFWCF100703
UPC:
WCF100703
MPN:
WCF100703
Availability:
Regularly stocked product
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MSRP: $255.00
$247.35
— You save $7.65
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Description

Will this downpipe fit my 2005 Silverado 2500HD?
This Wehrli downpipe is engineered to precisely fit 2004-2010 Chevrolet Silverado 2500 HD and 3500 models, ensuring a correct installation.

Do I need a tune to install this downpipe?
No tuning is required for this downpipe to deliver immediate performance gains, simplifying the installation process.

The Wehrli down pipe offers immediate performance gains for your 2004-2010 Silverado or Sierra, boasting a top score for Street Performance. Constructed from full three inch stainless steel and heat wrapped, this downpipe provides enhanced exhaust flow and undercarriage protection. Install with confidence for a seamless fit with your factory turbocharger.

Key Features

  • 3in Stainless steel down pipe
  • heat wrapped
  • full 3" Stainless steel down pipe
  • For use with OEM or factory style drop in turbocharger
  • No tuning required
  • 3" Stainless Steel Downpipe Heat Wrap and Clamps

Why Choose the WCF Down Pipe

Delivers enhanced exhaust flow for improved engine responsiveness and power.

Protects critical undercarriage components from extreme heat buildup.

Achieves a seamless fit with your factory turbocharger for easy installation.

Provides immediate performance gains without the need for ECU remapping.

Who Is This For?

Street Performance — 7/10
Performance gains without tuning, 3 inch stainless steel.

Engine Performance — 7/10
3 inch stainless steel pipe, performance gains claimed.

Easy DIY Install — 6/10
No tuning required, implies simpler installation.

Heavy Towing — 5/10
3 inch pipe can improve exhaust flow for towing.

Daily Driving Comfort — 4/10
Heat wrap may reduce underhood temperatures.

Additional Resources

Official Wehrli Product Page

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Warranty Information

This Part Fits:

YearMakeModelSubmodel
2004-2005ChevroletSilverado 2500 HDBase
2005-2006ChevroletSilverado 2500 HDLS
2005-2010ChevroletSilverado 2500 HDLT
2007-2010ChevroletSilverado 2500 HDLTZ
2006-2010ChevroletSilverado 2500 HDWT
2007ChevroletSilverado 2500 HD ClassicLS
2007ChevroletSilverado 2500 HD ClassicLT
2007ChevroletSilverado 2500 HD ClassicWT
2004-2005ChevroletSilverado 3500Base
2004-2006ChevroletSilverado 3500LS
2004-2006ChevroletSilverado 3500LT
2004,2006ChevroletSilverado 3500WT
2007ChevroletSilverado 3500 ClassicLS
2007ChevroletSilverado 3500 ClassicLT
2007ChevroletSilverado 3500 ClassicWT
2007-2010ChevroletSilverado 3500 HDLT
2007-2010ChevroletSilverado 3500 HDLTZ
2007-2010ChevroletSilverado 3500 HDWT
2004-2005GMCSierra 2500 HDBase
2006GMCSierra 2500 HDSL
2004-2010GMCSierra 2500 HDSLE
2004-2010GMCSierra 2500 HDSLT
2004-2010GMCSierra 2500 HDWT
2007GMCSierra 2500 HD ClassicSL
2007GMCSierra 2500 HD ClassicSLE
2007GMCSierra 2500 HD ClassicSLT
2007GMCSierra 2500 HD ClassicWT
2004-2005GMCSierra 3500Base
2006GMCSierra 3500SL
2004-2006GMCSierra 3500SLE
2004-2006GMCSierra 3500SLT
2004-2006GMCSierra 3500WT
2007GMCSierra 3500 ClassicSL
2007GMCSierra 3500 ClassicSLE
2007GMCSierra 3500 ClassicSLT
2007GMCSierra 3500 ClassicWT
2007-2010GMCSierra 3500 HDSLE
2007-2010GMCSierra 3500 HDSLT
2007-2010GMCSierra 3500 HDWT
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Additional Information

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
WCF100703
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Exhaust, Mufflers & Tips>Downpipes
Product Level:
Mid Range
Street Performance:
7/10
Engine Performance:
7/10
Easy DIY Install:
6/10
Heavy Towing:
5/10
Daily Driving Comfort:
4/10
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