Wehrli 17-19 Chevrolet 6.6L L5P Duramax OEM Placement Coolant Tank Kit - Flat Black

The Wehrli OEM Placement Coolant Tank Kit is a fabricated aluminum replacement designed for 2017-2019 Chevrolet 6.6L L5P Duramax trucks and 2019+ L5D Duramax models. It mounts in the original coolant tank location, providing a durable and visually appealing upgrade over the stock units. The kit addresses common issues such as cloudy, yellowed reservoirs and faulty sensors that cause false low coolant warnings. Featuring a high-quality float-type sensor that is easily serviceable, this tank enhances under-hood appearance and reliability, eliminating the need for frequent replacements of the entire reservoir assembly. Its construction from fabricated aluminum ensures longevity and resistance to engine bay conditions, making it a practical upgrade for maintaining optimal cooling system performance.

Designed for 2017-2019 Chevrolet 2500/3500 models with the L5P Duramax engine and 2019+ L5D Duramax 4500/5500/6500 trucks, this kit is a direct replacement for GM part numbers 84257137, 84214124, 84138913, and 84174037. It is ideal for use in daily driving, towing, and off-road applications where durability and reliable coolant monitoring are critical. The installation mounts in the OEM coolant reservoir location, ensuring a straightforward bolt-on upgrade without modifications. The kit includes the fabricated aluminum tank and a serviceable float sensor, providing a long-term solution to coolant reservoir issues and sensor failures, while improving the overall engine bay appearance and functionality.