2001-2007 Duramax LBZ/LLY/LB7 Engine

Wehrli Custom Fabrication

2001-2004 Duramax 3" Y-Bridge S300/S400 Only (WCF100615)

Wehrli Custom Fabrication

2001-2004 Duramax 3" Y-Bridge S300/S400 Only, Gloss Black (WCF100615-GB)

Wehrli Custom Fabrication

2001-2010 Duramax Driver Side Transmission Dip Stick Tube (WCF100828)

Wehrli Custom Fabrication

2001-2010 Duramax Low Coolant Level Sensor for WCFab Coolant Tanks (WCF206-19)

Wehrli Custom Fabrication

Universal Borg Warner S369 SXE with 73mm Turbine Modified with 3" V Band Outlet (WCF100529)

Wehrli Custom Fabrication

Universal O Ring Seal, S400 Compressor Outlet (WCF203-21)

Wehrli Custom Fabrication

Universal O Ring Seal VGT Turbo Inlet Flange (WCF203-72)

Wehrli Custom Fabrication

Universal Borg Warner S364.5 SXE with 73mm Turbine Modified with 3" V Band Outlet (WCF100181)

Wehrli Custom Fabrication

Universal Billet Aluminum Coolant Tank Cap, Black Anodized (WCF100543)

Wehrli Custom Fabrication

Universal O Ring Seal, Passenger Side Intercooler Pipe Intercooler Outlet Flange (WCF203-83)

Wehrli Custom Fabrication

Universal O Ring Seal Y Bridge Inlet (WCF203-90)

Wehrli Custom Fabrication

Universal O Ring Seal, Passenger Side Intercooler Pipe Throttle Valve Flange (WCF203-120)

Wehrli Custom Fabrication

Universal Billet Aluminum Coolant Tank Cap, Clear Anodized (WCF100472)

Wehrli Custom Fabrication

Universal Borg Warner S372 SXE with 73mm Turbine Modified with 3" V Band Outlet (WCF100540)

Wehrli Custom Fabrication

Universal Billet ORB Fill Plug for Rear Differential Covers, Black Anodized (WCF205-459-BLK)

Wehrli Custom Fabrication

Universal O Ring Seal, VGT Turbo Inlet (WCF203-25)