1x Engine Coolant Thermostat. For 07-08 Dodge Sprinter 3500 3.5L 3498CC V6 GAS DOHC Naturally Aspirated. For 07-08 Freightliner Sprinter 2500 3.5L 3498CC V6 GAS DOHC Naturally Aspirated. For 07-08 Freightliner Sprinter 3500 3.5L 3498CC V6 GAS DOHC Naturally Aspirated.