Wehrli Custom Fab OEM-placement coolant tank for 2004.5–2007 5.9L Cummins in WCFab Grey replaces the yellowed plastic reservoir with a powder-coated fabricated aluminum tank that mounts in the OEM location. The kit includes a black-anodized billet cap, sight glass and installation hardware, fits 2004.5–2007 5.9L Cummins and uses OEM mounting points for straightforward replacement.
Wehrli 04.5-07 Dodge 5.9L Cummins OEM Placement Coolant Tank Kit - WCFab Grey