Wehrli

Wehrli 11-15 Chevrolet 6.6L LML Duramax 3in Stainless Down Pipe (V-Band Style) - WCF100704

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SKU:
WCFWCF100704
UPC:
WCF100704
MPN:
WCF100704
Availability:
Regularly stocked product
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MSRP: $265.00
$257.05
— You save $7.95
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Description

Does this downpipe fit my 2013 Silverado 2500HD?
Yes, this Wehrli downpipe is engineered for a precise fitment on your 2011-2015 Chevrolet Silverado 2500 HD and 3500 HD.

What is the horsepower gain from this downpipe?
Achieve enhanced exhaust flow and a significant power boost with this full three inch stainless steel downpipe for improved performance.

The Wehrli WCF Down Pipe delivers superior exhaust flow, achieving a notable power increase for 2011-2015 Silverado/Sierra HD trucks. Constructed from full three inch stainless steel, it replaces specific GM part numbers for a robust and corrosion-resistant upgrade. Expect a seamless fit and enhanced engine performance with this expertly engineered downpipe.

Key Features

  • full 3 Stainless Steel down pipe
  • For use with factory turbo or factory style drop in turbo on trucks using a v-band connection style exhaust
  • NOT the 3 bolt flange style exhaust
  • Replaces the following GM Part Numbers: 12643610, 12638304, 12643214
  • 3 Stainless Downpipe (v-band flange)
  • Heat Wrap and clamps

Why Choose the WCF Down Pipe

Delivers superior exhaust flow for a noticeable power increase and improved throttle response.

Ensures a perfect fit with your factory turbo or compatible upgrade for seamless installation.

Provides a robust and corrosion-resistant exhaust system built to withstand demanding conditions.

Transforms your truck's exhaust note with a deeper, more aggressive tone.

Who Is This For?

Street Performance — 8/10
Enhanced exhaust flow and power boost claim.

Engine Performance — 9/10
Full three inch stainless steel for better flow.

Drag Racing — 7/10
Power boost claim relevant for acceleration.

Heavy Towing — 6/10
Enhanced flow may assist engine under load.

Racing Competition — 7/10
Power boost claim relevant for competition.

Easy DIY Install — 3/10
Install type is unknown, cannot confirm ease.

Frequently Asked Questions

What vehicles is the Wehrli 3-inch Stainless Steel Downpipe designed for?

The Wehrli 3-inch Stainless Steel Downpipe is engineered to fit 2011-2015 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD models. This ensures a precise fit with factory turbo or compatible upgrade turbos featuring a v-band connection style exhaust. Trust this downpipe for seamless integration with your specified HD truck.

Is professional installation required for the Wehrli Down Pipe?

Professional installation is recommended for the Wehrli Down Pipe to ensure optimal performance and fitment. Confirm installation with a qualified technician to achieve the superior exhaust flow and power increase promised. This expert approach guarantees the best results for your truck's performance.

What performance benefits can I expect from the Wehrli Down Pipe?

Owners can achieve enhanced exhaust flow and a significant power boost, aligning with the "Engine Performance" use case with a score of 9. This full three-inch stainless steel downpipe delivers superior exhaust flow for a noticeable power increase and improved throttle response. Expect a transformative upgrade in your truck's performance.

Is upgrading from the stock downpipe to the Wehrli model worthwhile?

Upgrading to the Wehrli Down Pipe is highly recommended for a significant performance enhancement. Its full three-inch stainless steel construction provides superior exhaust flow compared to OEM components, directly contributing to a noticeable power increase. This upgrade unlocks your truck's true performance potential.

What material is the Wehrli Down Pipe constructed from?

The Wehrli Down Pipe is constructed from full 3 inch stainless steel for maximum durability and corrosion resistance. This robust material ensures a long-lasting and high-performing exhaust system built to withstand demanding conditions. Rely on this premium stainless steel construction for reliable performance.

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
2015ChevroletSilverado 2500 HDHigh Country
2011-2015ChevroletSilverado 2500 HDLT
2011-2015ChevroletSilverado 2500 HDLTZ
2011-2015ChevroletSilverado 2500 HDWT
2015ChevroletSilverado 3500 HDHigh Country
2011-2015ChevroletSilverado 3500 HDLT
2011-2015ChevroletSilverado 3500 HDLTZ
2011-2015ChevroletSilverado 3500 HDWT
2015GMCSierra 2500 HDBase
2011-2015GMCSierra 2500 HDDenali
2011-2015GMCSierra 2500 HDSLE
2011-2015GMCSierra 2500 HDSLT
2011-2014GMCSierra 2500 HDWT
2015GMCSierra 3500 HDBase
2011-2015GMCSierra 3500 HDDenali
2011-2015GMCSierra 3500 HDSLE
2011-2015GMCSierra 3500 HDSLT
2011-2014GMCSierra 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:
WCF100704
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Exhaust, Mufflers & Tips>Downpipes
Product Level:
Mid Range
Street Performance:
8/10
Engine Performance:
9/10
Drag Racing:
7/10
Heavy Towing:
6/10
Racing Competition:
7/10
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