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Heating and Cooling› Overflow Tanks and Catch Cans

Wehrli

Auxiliary Coolant Tank Kit for 2020-2024 Duramax L5P Fine Texture Black

$249.00 $241.53 Save $7.47

SKU: W005 100224-FTB

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Auxiliary Coolant Tank Kit for 2020-2024 Duramax L5P Fine Texture Black

MIA's Description

The Wehrli Custom Fab WCF100224-FTB is an auxiliary coolant tank designed for 2020-2026 GM 6.6L Duramax L5P engines. This fabricated aluminum tank replaces the stock clear plastic reservoir. It features a texture black powder-coated finish, a black anodized billet aluminum cap, and includes an overflow flow fitting, preformed hose, and all necessary mounting hardware. The tank mounts in the OEM location using existing points and is a direct fit for stock trucks, installable with basic hand tools.

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 100224-FTB

Videos

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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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