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Heating and Cooling› Thermostats, Housings and Fillers

Wehrli

Thermostat Housing L5P Duramax Sparkle Copper

$205.00 $198.85 Save $6.15

SKU: W005 100188-SC

In Stock
In Stock
Ships by Jun 14
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Wehrli WCF100188-SC is a thermostat housing designed for 2017-2025 6.6L Duramax L5P engines. It serves as a direct replacement upgrade for the OEM part, offering improved aesthetics with a powder-coated finish. This housing is available in various colors to complement other WCFab components, such as intake kits and intercooler piping.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandWehrli
Part NumberW005 100188-SC

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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