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The Gates molded upper coolant hose for 2004–2007 Freightliner Business Class M2 Diesel connects the engine to the radiator as an OE-style replacement. The molded profile reproduces factory routing and ports for correct fitment, enabling a reliable repair that restores coolant flow and sealing in the specified Business Class M2 diesel applications.
Gates 04-07 Freightliner Business Class M2 Diesel Upper Eng. To Rad. Molded Coolant Hose
