2004-2006 ONLY
This Water Pump is made by HEPU and includes a metal water pump gasket. HEPU is a long-time known and trusted OEM supplier for Mercedes-Benz.
This is the main coolant pump for your engine. It should be replaced between 100-120K miles before it reaches the end of its life.
It is highly recommended to replace all the rotating parts of the cooling system at the same time. Check out the Cooling Maintenance Kit!