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Heating and Cooling› Overflow Tanks and Catch Cans

Wehrli

Wehrli Coolant Tank OEM Placement for 17-19 Duramax L5P Flat Black Flat Black 100433-FB

$509.00 $493.73 Save $15.27

SKU: W005 100433-FB

In Stock
In Stock
Ships by Jun 13
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Wehrli 100433-FB Coolant Tank Kit is a fabricated aluminum coolant tank designed to replace the OEM coolant tank on 2017-2019 L5P Duramax 2500/3500 and 2019+ L5D Duramax 4500/5500/6500 models. It features a serviceable float-type low coolant level sensor, a durable flat black powder-coated finish, a billet aluminum coolant level sight glass, and a black anodized billet aluminum cap. This kit is made in USA and includes all installation hardware.

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 100433-FB

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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