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Est. 1957
Wehrli

Wehrli L5P Duramax Thermostat Housing - Flat Black

$179.97

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Fits 2017-2025 Silverado 2500 HD. This Wehrli thermostat housing is a direct replacement upgrade with a flat black powder coat finish for a cleaner engine bay.

Key Features

  • Fits 2017-2025 Chevrolet Silverado 2500 HD, 2017-2025 Chevrolet Silverado 3500 HD, 2017-2025 GMC Sierra 2500 HD, and 2017-2025 GMC Sierra 3500 HD.
  • Features a durable flat black powder coat finish for improved engine bay aesthetics.
  • Designed as a direct replacement for the OEM thermostat housing.
  • Complements other WCFab upgrades, including intake kits and intercooler piping.
  • Helps to clean up the overall appearance of the engine bay.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

This Wehrli thermostat housing starts with a solid, flat black powder coat finish, giving your 2017-2025 6.6L Duramax engine bay a cleaner look. It's designed as a direct replacement for the factory thermostat housing, making the swap straightforward.

Beyond just cleaning up the appearance, this housing is made to complement other WCFab upgrades, like their intake kits and intercooler piping. If you're looking to tidy up the engine compartment and match other performance parts, this housing is a well-built option.

Specifications

Brand
Wehrli
Manufacturer Part #
WCF100188-FB
UPC
WCF100188-FB

Frequently Asked Questions

Wehrli L5P Duramax Thermostat Housing - Flat Black

$179.97