Wehrli Custom Fab OEM-placement coolant tank for 2004.5–2007 5.9L Cummins replaces the aged plastic reservoir with a powder-coated fabricated aluminum tank that uses OEM mounting points. It includes a black-anodized CNC billet cap, sight glass and mounting hardware. Fits 2004.5–2007 5.9L Cummins; not compatible with 2003 or early 2004 Ram models that use a radiator-core-support mounted tank.
Wehrli 04.5-07 Dodge 5.9L Cummins OEM Placement Coolant Tank Kit - Gloss Black