Wehrli

Wehrli 04.5-10 Chevrolet 6.6L LLY/LBZ/LMM Duramax Driver Side 3in Intercooler Pipe - Gloss Black - WCF100352-GB

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SKU:
WCFWCF100352-GB
UPC:
WCF100352-GB
MPN:
WCF100352-GB
Availability:
Regularly stocked product
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MSRP: $315.00
$305.55
— You save $9.45
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Description

Will this intercooler pipe fit my LLY, LBZ, or LMM Duramax?
This Wehrli one-piece high-flow intercooler pipe is engineered specifically for LLY, LBZ, and LMM Duramax engines, ensuring a precise fit.

What makes the WCFab pipe superior to the OEM pipe?
The WCFab pipe replaces the restrictive two and a half inch OEM pipe with a full three inch design, eliminating boost leaks with straight, high-pressure boots.

Wehrli Intercooler Pipes for LLY LBZ LMM Duramax deliver unrestricted airflow, replacing the two and a half inch OEM intercooler with a full three inch pipe for maximum power gains. Its one-piece, high-flow design with straight, high-pressure rated boots ensures a secure connection, eliminating boost leaks. Experience superior turbocharger performance and engine output with this bolt-on upgrade.

Key Features

  • LLY LBZ LMM Duramax One Piece High Flow 3 inch Driver Side Intercooler pipe
  • Replaces the 2 1/2 inch OEM inter cooler with a full 3 inch pipe
  • OEM Pipe uses a reverse style bead roll design at the turbo which is prone for blowing off of the turbo under higher boost levels than stock
  • WCFab inter cooler pipe uses straight high pressure rated boots no angled boots
  • Custom Single Stage Powder Coating
  • 3 inch Hot Side Intercooler Pipe

Why Choose the WCF Intercooler Pipes

Delivers unrestricted airflow for maximum power gains from your Duramax engine.

Eliminates the risk of boost leaks with a secure, high-pressure connection.

Achieves superior turbocharger performance by replacing restrictive OEM components.

Provides a durable, high-quality finish that withstands extreme engine bay conditions.

Who Is This For?

Street Performance — 8/10
Larger diameter pipe improves airflow for better performance.

Engine Performance — 8/10
Increased pipe diameter enhances airflow to the engine.

Easy DIY Install — 7/10
Bolt-on installation type suggests straightforward fitting.

Visual Aesthetic Upgrade — 6/10
Custom powder coating offers a visual enhancement.

Drag Racing — 7/10
Improved airflow can benefit acceleration performance.

Heavy Towing — 7/10
Better airflow can support engine under load.

Frequently Asked Questions

What is the best intercooler pipe size for a Duramax engine?

A full three inch diameter intercooler pipe delivers unrestricted airflow for maximum power gains from your Duramax engine. This kit fits 2004-2010 Chevrolet Silverado 2500 HD/3500 and GMC Sierra 2500 HD/3500 models, offering superior turbocharger performance. Achieve significantly improved engine performance with this expertly engineered upgrade.

Are metal intercooler pipes better than stock plastic ones?

Upgrading to a three inch diameter metal intercooler pipe is worth it for significantly improved airflow and engine performance. This bolt-on kit replaces the restrictive two and a half inch OEM pipe, eliminating the risk of boost leaks with a secure connection. Experience superior turbocharger performance and a durable finish.

Is a larger diameter intercooler pipe better for performance?

A larger diameter intercooler pipe enhances engine performance, scoring an 8 out of 8 for Engine Performance and Street Performance use cases. This Wehrli kit features a full three inch pipe, replacing the restrictive OEM component for unrestricted airflow. It delivers maximum power gains and superior turbocharger performance.

How difficult is it to install the WCF Intercooler Pipes?

Installing the WCF Intercooler Pipes is a straightforward bolt-on process, making it an easy DIY install with a score of 7. These pipes are designed for a secure, high-pressure connection, eliminating the risk of boost leaks. Achieve superior turbocharger performance with this easy-fitting upgrade for your Duramax.

What is the primary benefit of upgrading to the Wehrli Intercooler Pipes?

Upgrading to the Wehrli Intercooler Pipes delivers unrestricted airflow for maximum power gains from your Duramax engine. This kit replaces the restrictive OEM intercooler pipe with a full three inch diameter, providing a secure, high-pressure connection that eliminates boost leaks. It achieves superior turbocharger performance.

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:
WCF100352-GB
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Forced Induction>Intercooler Pipe Kits
Install Type:
Bolt-On
Product Level:
Mid Range
Street Performance:
8/10
Engine Performance:
8/10
Easy DIY Install:
7/10
Visual Aesthetic Upgrade:
6/10
Drag Racing:
7/10
Heavy Towing:
7/10
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