Wehrli L5P Duramax Thermostat Housing - Semi-Gloss Black

Name: Wehrli L5P Duramax Thermostat Housing - Semi-Gloss Black
Brand: Wehrli
SKU: W005 WCF100188-SGB
Price: 179.45 USD
Availability: InStock

$185.00 $179.45 Save $5.55

SKU: W005 WCF100188-SGB

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Description

Part #: WCF100188-SGB

This Thermostat Housing for 2017-2025 6.6L Duramax is a direct replacement upgrade for the unsightly OEM part. Comes powder coated in your choice of color to complement other WCFab upgrades such as our Intake Kit, Intercooler Piping, Upper Coolant Pipe, and Coolant Tank.

L5P Duramax Thermostat Housing Semi-Gloss Black

MIA's Description

The Wehrli WCF100188-SGB is a thermostat housing designed as a direct replacement for the original on GM 6.6L L5P Duramax engines. It houses the engine thermostat to regulate coolant flow and connect coolant hoses. This upgrade is made from CNC-machined billet aluminum and features a powder-coated Semi-Gloss Black finish.

Fitment

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Specifications

Brand	Wehrli
Part Number	W005 WCF100188-SGB

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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