Wehrli Custom Fabrication LB7/LLY/LBZ/LMM Duramax Twin Turbo 4" Down Pipe - WCF100274

🔥 4" Twin Turbo Downpipe – LB7/LLY/LBZ/LMM Duramax 🔧

Custom Twin Turbo Builds Start Here.

Built for serious racers and fabricators, this 4” High Temp Ceramic Coated Downpipe is designed specifically for twin turbo applications on 2001–2010 Duramax trucks.

✅ Key Features:

🚀 Built for Boost
Perfect for custom twin turbo race builds — engineered to work with the WCFab Twin Turbo Pedestal (WCF100675) and BorgWarner S400 T6 Turbo setups.

🔥 High Temp Ceramic Coated
Withstands extreme EGTs and under-hood heat to keep your engine bay cooler and cleaner.

🧱 Includes Heat Wrap + Hose Clamps
Add another layer of thermal protection to keep performance consistent.

🔩 5” V-Band Clamp Included
Mates directly to your S400 T6 exhaust housing for a secure, leak-free connection.

🛠️ Made for Fabricators
This downpipe is designed for custom builds only — fabricate your own setup and let it eat.

🔍 Fitment:

• ✅ 2001–2010 Chevy/GMC Duramax: LB7, LLY, LBZ, LMM

• 🧰 Designed for use with: WCFab Twin Turbo Pedestal + S400 T6 Turbo

📦 Availability:

In Stock – Ships in 3–5 Business Days

🔥 100% Authentic | 🛠️ Built for Racers, by Racers | 🧯 Track-Proven Performance