Product Description
Upgrade the cooling system durability and engine bay appearance of your truck with the WEHRLI CUSTOM FAB WCF100433 OEM PLACEMENT COOLANT TANK KIT designed specifically for the 2017-2019 6.6L L5P Duramax. The factory plastic coolant reservoir used on many Duramax trucks can discolor, crack, or become brittle over time. Wehrli Custom Fabrication engineered this premium aluminum replacement to provide improved durability while retaining the factory mounting location and clean OEM-style installation.
Constructed from high-quality fabricated aluminum, this coolant tank offers superior strength and long-term reliability compared to the factory plastic reservoir. The kit installs in the OEM coolant tank location for a clean engine bay layout while improving heat resistance and visual appeal. It is an ideal upgrade for performance builds, daily drivers, and show trucks alike.
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Key Features
- Direct replacement aluminum coolant tank for 2017-2019 L5P Duramax
- Designed to mount in the factory OEM coolant tank location
- Fabricated aluminum construction for superior durability
- Improves engine bay appearance and reliability
- Precision welded for long-term leak resistance
- Compatible with factory cooling system components
- Ideal upgrade for performance trucks and engine bay builds
Fitment
- 2017 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
- 2018 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
- 2019 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
- 2017 GMC Sierra 2500HD / 3500HD 6.6L Duramax L5P
- 2018 GMC Sierra 2500HD / 3500HD 6.6L Duramax L5P
- 2019 GMC Sierra 2500HD / 3500HD 6.6L Duramax L5P
Installation Note: This kit installs using the factory mounting location and is designed to integrate with the OEM cooling system hoses and routing.
Frequently Asked Questions
Why upgrade the factory coolant tank?
The factory plastic coolant tank can discolor or crack over time due to heat cycling. This aluminum replacement provides significantly better durability and long-term reliability.
Does this coolant tank install in the factory location?
Yes. The Wehrli WCF100433 coolant tank is designed to mount in the OEM location for a clean factory-style installation.
Is this compatible with stock cooling components?
Yes. The kit is engineered to work with factory cooling system hoses and routing for the 2017-2019 L5P Duramax.
Is this only for performance builds?
No. While it is popular on performance trucks, this coolant tank upgrade is also ideal for daily drivers looking to improve reliability and engine bay appearance.
Will this improve cooling performance?
The primary benefit is durability and reliability, though aluminum construction also handles heat cycles more effectively than plastic tanks.
Specifications for WEHRLI CUSTOM FAB WCF100433
| Specification | Details |
|---|---|
| Brand | Wehrli Custom Fabrication |
| Part Number | WCF100433 |
| UPC | Not Listed by Manufacturer |
| GTIN | Not Listed |
| Shipping Weight | Approximately 6 lbs |
| Package Dimensions | 12 x 10 x 8 inches |
| Shipping Method | UPS / FedEx Ground |
| Prop 65 Warning | This product may contain chemicals known to the State of California to cause cancer or reproductive harm. For more information visit https://www.P65Warnings.ca.gov |
