
Gates molded thermostat-to-pipe heater hose for 2005–2008 Audi A4 2.0L ties the thermostat housing to a coolant pipe on the four-cylinder A4. The molded profile replicates factory routing to restore correct coolant circulation between the thermostat and pipe. This replacement hose fits the A4 layout to simplify installation and help maintain proper engine temperature control and heater operation.
Gates 05-08 Audi A4 4-Cyl. 2.0L Thermostat To Pipe-1 Molded Heater Hose