2006-2010 LBZ/LMM Duramax Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for DUAL CP3Kiwi Green

This Wehrli Custom Fabrication (WCFab) kit replaces the factory thermostat housing and upper coolant pipe on 2006-2010 LBZ/LMM Duramax engines. It is designed for use with dual CP3 (Common Rail fuel pump) setups, providing improved flow and a cleaner engine bay appearance. Made from billet aluminum and powder-coated in kiwi green, it includes all necessary hardware for installation. This kit is compatible with WCFab Dual CP3 setups, dual alternator setups, and factory VGT style turbochargers. It is required for race cover style or SXE turbochargers mounted in the valley. Not compatible with PPE dual fueler kits, and specifically NOT COMPATIBLE WITH 2006-2007 GMC SIERRA.