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Wehrli Custom Fabrication thermostat housing for 2011-2016 6.6L Duramax is a direct replacement that dresses up the engine bay with a durable powder coat finish in semi-gloss black. It matches WCFab under-hood upgrades such as intake kits, intercooler piping, upper coolant pipes, and coolant tanks. This direct OEM replacement cleans up plumbing and completes the look when used with WCFab upper coolant piping.
Wehrli 11-16 6.6L Duramax Thermostat Housing - Semi-Gloss Black
