GMC Sierra Thermostat Housing Kit - Wehrli - Duramax LML - Flat Black - 11–16. This direct-replacement housing for 2011–2016 6.6L Duramax LML trucks refreshes the cooling junction and cleans up your engine bay.

Engineered by Wehrli Custom Fabrication (WCFab), the flat black powder-coated housing swaps in for the OEM unit and coordinates with WCFab intake kits, intercooler piping, upper coolant pipes, and coolant tanks. It is a straightforward replacement that tidies the area around the thermostat and completes the look when paired with the WCFab Upper Coolant Pipe.

Features

• Direct replacement for OEM thermostat housing
• Fitment: 2011–2016 6.6L Duramax LML
• Durable flat black powder-coated finish
• Complements WCFab upper coolant pipe and under-hood components
• Helps clean up engine bay appearance

Questions or planning a build? Call our Austin shop at 512-982-9393 or our Los Angeles area location at 562-981-6800. We offer installation and customization at both locations.

If purchasing multiple items, contact us for possible shipping discounts.

We install on premises at both locations.

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