Wehrli
Wehrli 04.5-10 Chevrolet 6.6L LLY/LBZ/LMM Duramax 3in Down Pipe - WCF100120
- SKU:
- WCFWCF100120
- UPC:
- WCF100120
- MPN:
- WCF100120
- Availability:
- Regularly stocked product
Description
Will this downpipe fit my 2020 Silverado 1500?
Confirm specific vehicle fitment using our compatibility tool to ensure this Wehrli downpipe seamlessly integrates with your 2020 Silverado 1500.
What kind of performance gains can I expect from this downpipe?
Unlocking maximum engine potential, this full three inch diameter downpipe delivers an unrestricted exhaust flow for a noticeable power surge.
The Wehrli WCF Down Pipe unlocks maximum engine potential with its full three inch diameter, scoring a 9 for engine performance. Featuring a high temp ceramic coating for superior heat management and protection of vital engine components, this downpipe is engineered for confident performance gains.
Key Features
- full 3 inch down pipe
- High Temp Ceramic Coated
- Black Ceramic Coating
- Heat Wrap & Clamps
- 3 inch Down Pipe
Why Choose the WCF Down Pipe
Delivers unrestricted exhaust flow for a noticeable power surge.
Protects vital engine components with superior heat management.
Achieves a stealthy, aggressive exhaust note under acceleration.
Provides a durable, long-lasting finish that resists corrosion.
Who Is This For?
Street Performance — 8/10
Full three inch diameter unlocks engine potential.
Engine Performance — 9/10
Full three inch diameter unlocks maximum engine potential.
Visual Aesthetic Upgrade — 7/10
High temp and black ceramic coating offers visual appeal.
Drag Racing — 7/10
Full three inch diameter aids engine performance.
Heavy Towing — 6/10
Improved exhaust flow can benefit towing performance.
Frequently Asked Questions
Which Chevrolet and GMC trucks are compatible with the Wehrli WCF Down Pipe?
The Wehrli WCF Down Pipe is engineered for a precise fit on 2004-2010 Chevrolet Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, and GMC Sierra 2500 HD, Sierra 2500 HD Classic, and Sierra 3500 models. This ensures seamless integration with your specific truck's exhaust configuration. Confirm fitment with a qualified technician for optimal installation.
What is the recommended installation process for the Wehrli WCF Down Pipe?
Professional installation is recommended for the Wehrli WCF Down Pipe to ensure correct fitment and optimal performance. Consulting a qualified technician guarantees a secure and efficient setup. This approach maximizes the benefits of the full three inch diameter system.
How does the Wehrli WCF Down Pipe enhance engine performance?
Unlocking maximum engine potential is a primary benefit, scoring a 9 for Engine Performance in the usage matrix. The full three inch diameter delivers unrestricted exhaust flow, significantly boosting power output. Experience a noticeable surge and enhanced engine responsiveness.
Is upgrading to the Wehrli WCF Down Pipe beneficial over the stock system?
Upgrading to the Wehrli WCF Down Pipe is advantageous for owners seeking enhanced engine performance and a more aggressive exhaust note. The full three inch diameter design unlocks superior exhaust flow compared to OEM components. This leads to a tangible increase in power.
What materials and coatings are used on the Wehrli WCF Down Pipe for durability?
The Wehrli WCF Down Pipe features a high-temperature ceramic coating and a black ceramic coating for superior durability and corrosion resistance. Heat wrap and clamps are also included to protect vital engine components. This robust construction ensures a long-lasting, high-performance upgrade.
Vehicle Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004–2005 | Chevrolet | Silverado 2500 HD | Base |
| 2005–2006 | Chevrolet | Silverado 2500 HD | LS |
| 2005–2010 | Chevrolet | Silverado 2500 HD | LT |
| 2006–2010 | Chevrolet | Silverado 2500 HD | WT |
| 2007–2010 | Chevrolet | Silverado 2500 HD | LTZ |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LS |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | WT |
| 2004–2006 | Chevrolet | Silverado 3500 | LS |
| 2004–2005 | Chevrolet | Silverado 3500 | Base |
| 2004–2006 | 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 |
| 2007–2010 | Chevrolet | Silverado 3500 HD | LT |
| 2007–2010 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007–2010 | Chevrolet | Silverado 3500 HD | WT |
| 2004–2010 | GMC | Sierra 2500 HD | SLT |
| 2004–2005 | GMC | Sierra 2500 HD | Base |
| 2004–2010 | GMC | Sierra 2500 HD | SLE |
| 2004–2010 | GMC | Sierra 2500 HD | WT |
| 2006 | GMC | Sierra 2500 HD | SL |
| 2007 | GMC | Sierra 2500 HD Classic | SLE |
| 2007 | GMC | Sierra 2500 HD Classic | SL |
| 2007 | GMC | Sierra 2500 HD Classic | SLT |
| 2007 | GMC | Sierra 2500 HD Classic | WT |
| 2004–2006 | GMC | Sierra 3500 | WT |
| 2004–2005 | GMC | Sierra 3500 | Base |
| 2004–2006 | GMC | Sierra 3500 | SLE |
| 2004–2006 | GMC | Sierra 3500 | SLT |
| 2006 | GMC | Sierra 3500 | SL |
| 2007 | GMC | Sierra 3500 Classic | SL |
| 2007 | GMC | Sierra 3500 Classic | SLE |
| 2007 | GMC | Sierra 3500 Classic | SLT |
| 2007 | GMC | Sierra 3500 Classic | WT |
| 2007–2010 | GMC | Sierra 3500 HD | SLE |
| 2007–2010 | GMC | Sierra 3500 HD | SLT |
| 2007–2010 | GMC | Sierra 3500 HD | WT |
Additional Resources
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.
Browse More: Shop All Downpipes — Exhaust, Mufflers & Tips
Warranty Information
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2005-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2005-2010 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2010 | Chevrolet | Silverado 2500 HD | LTZ |
| 2006-2010 | 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 |
| 2004-2005 | Chevrolet | Silverado 3500 | Base |
| 2004-2006 | Chevrolet | Silverado 3500 | LS |
| 2004-2006 | 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 |
| 2007-2010 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2010 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2010 | Chevrolet | Silverado 3500 HD | WT |
| 2004-2005 | GMC | Sierra 2500 HD | Base |
| 2006 | GMC | Sierra 2500 HD | SL |
| 2004-2010 | GMC | Sierra 2500 HD | SLE |
| 2004-2010 | GMC | Sierra 2500 HD | SLT |
| 2004-2010 | 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 |
| 2004-2005 | GMC | Sierra 3500 | Base |
| 2006 | GMC | Sierra 3500 | SL |
| 2004-2006 | GMC | Sierra 3500 | SLE |
| 2004-2006 | 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 |
| 2007-2010 | GMC | Sierra 3500 HD | SLE |
| 2007-2010 | GMC | Sierra 3500 HD | SLT |
| 2007-2010 | GMC | Sierra 3500 HD | WT |
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
WCF100120 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Exhaust, Mufflers & Tips>Downpipes |
Product Level: |
Budget Upgrade |
Street Performance: |
8/10 |
Engine Performance: |
9/10 |
Visual Aesthetic Upgrade: |
7/10 |
Drag Racing: |
7/10 |
Heavy Towing: |
6/10 |