This Wehrli fabricated aluminum coolant tank replaces the clear plastic reservoir in the OEM location for 2020–2025 L5P Duramax trucks. Powder coated for a finished look, it includes a sight glass, low coolant sensor, black anodized CNC billet cap, overflow hose, mounting hardware and retains OEM mounting points for straightforward installation with basic tools. Fits stock trucks with no additional modifications required.
Wehrli 20-24 Chevrolet-GMC 6.6L L5P Duramax OEM Placement Coolant Tank Kit - Illusion Blueberry