The Wehrli coolant tank kit is a fabricated aluminum reservoir that installs in the OEM location for 2020–2025 L5P Duramax 6.6L Chevrolet and GMC trucks. In Illusion Purple, it replaces the stock plastic reservoir with a powder-coated tank and sight glass for straightforward level checks. The kit includes a billet anodized cap, mounting hardware, overflow hose and low coolant sensor, and uses OEM mounting points for an easy install.
Wehrli 20-24 Chevrolet-GMC 6.6L L5P Duramax OEM Placement Coolant Tank Kit - Illusion Purple