Wehrli 20-24 Chevrolet-GMC 6.6L L5P Duramax OEM Placement Coolant Tank Kit - Gloss Black (N55) this superior drop wasn't enough

this superior drop wasn't enough for us

In the driver's seat this results in a lack of confidence and predictability as the rear of the truck will move around under changing loads and surfaces requiring constant correction

plastic blob of an overflow tank

Large tubing

WeatherTech Side Window Deflectors are precision-machined to perfectly fit your vehicle

Wehrli 20-24 Chevrolet-GMC 6.6L L5P Duramax OEM Placement Coolant Tank Kit - Gloss Black (N55) this superior drop wasn't enough2020 2025 L5P Duramax Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. Dress up your engine bay by replacing the ugly clear plastic coolant reservoir with our custom powder coated fabricated aluminum coolant tank with sight glass. Includes black anodized CNC machined billet aluminum cap, mounting hardware, overflow hose and low coolant sensor. Will fit on stock trucks with no other modifications necessary. Uses OEM mounting