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The Wehrli fabricated aluminum coolant tank kit for 2004.5–2007 5.9L Cummins replaces the OEM plastic reservoir with a custom powder‑coated aluminum tank that mounts in the factory location and uses OEM mounting points. It includes a black anodized billet cap, sight glass and all installation hardware. The Candy Red finish cleans up the engine bay and the tank installs with basic hand tools; not compatible with 2003 or early 2004 models.
Wehrli 04.5-07 Cummins 5.9L Coolant Tank (OEM Placement) - Candy Red
