2001-2007 Duramax LBZ/LLY/LB7 External Components – Page 20

2022-2024 Cummins EZ-Lynk OBDII Tuning - Available Now

Have questions? We have answers. Dirty Help Center

Introducing our new site Dirty Garage - your source for half-ton parts, off-road, and more.

Welcome to our store. Learn more

Closed Sept 30 for the National Day for Truth and Reconciliation. Back open Thursday, Oct 1.

Cart

Wehrli Custom Fabrication
2001-2026 Duramax Billet Aluminum Black Anodized Oil Fill Cap (WCF100443)
Part Number: WCF100443

Regular price $74.03 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Gun Metal Grey (WCF100405-GM)
Part Number: WCF100405-GM

Regular price $683.04 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Illusion Blueberry (WCF100405-IBB)
Part Number: WCF100405-IBB

Regular price $752.88 CAD
Wehrli Custom Fabrication
2001-2026 Duramax Billet Aluminum Clear Anodized Oil Fill Cap (WCF100442)
Part Number: WCF100442

Regular price $74.03 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Brizzle Blue (WCF100405-BRZ)
Part Number: WCF100405-BRZ

Regular price $683.04 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Illusion Purple (WCF100405-IP)
Part Number: WCF100405-IP

Regular price $752.88 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Bengal Red (WCF100405-BR)
Part Number: WCF100405-BR

Regular price $683.04 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Candy Teal (WCF100405-CT)
Part Number: WCF100405-CT

Regular price $752.88 CAD
Wehrli Custom Fabrication
2004.5-2010 Duramax Billet Upper Valve Cover Set Raw Aluminum (WCF100415-RAW)
Part Number: WCF100415-RAW

Regular price $523.80 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, WCFab Red (Illusion Cherry) (WCF100405-RED)
Part Number: WCF100405-RED

Regular price $752.88 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Kiwi Green (WCF100405-KIWI)
Part Number: WCF100405-KIWI

Regular price $683.04 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Sparkle Granny Smith (WCF100405-SGS)
Part Number: WCF100405-SGS

Regular price $752.88 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Candy Red (WCF100405-CR)
Part Number: WCF100405-CR

Regular price $752.88 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Cat Yellow (WCF100405-CAT)
Part Number: WCF100405-CAT

Regular price $683.04 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Fine Texture Black (WCF100405-FTB)
Part Number: WCF100405-FTB

Regular price $683.04 CAD
Wehrli Custom Fabrication
2001-2005 Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit, Bengal Grey (WCF100405-BG)
Part Number: WCF100405-BG

Regular price $683.04 CAD

Endless Support

A team on staff, ready to help before or after your purchase.
We sell what we use.

We only carry the best in Diesel Performance.
Canadian. Eh?

Located in West Kelowna, BC.