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Heating and Cooling› Overflow Tanks and Catch Cans

Wehrli

Wehrli Coolant Tank Twin Turbo Style for 01-07 Duramax LB7 LLY LBZ Gloss Black Gloss Black 100642-GB

$429.00 $416.13 Save $12.87

SKU: W005 100642-GB

In Stock
In Stock
Ships by Jun 20
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Wehrli Custom Fabrication 2001-2007 Duramax Twin Turbo Coolant Tank Kit replaces the factory coolant reservoir, addressing common issues with OEM sensors and discolored plastic tanks.

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 100642-GB

Videos

Duramax Fabricated Aluminum Coolant Tanks

Duramax Fabricated Aluminum Coolant Tanks

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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