Coolant Expansion Tank Return Hose - E30 325i 88-92

This is the coolant return hose from the firewall connector and thermostat to the expansion tank in the late M20 cooling system in the 1988-92 E30 325i 325ic 325is 325ix. It's one long rubber hose with a "T" in the middle and runs from the expansion tank / reservoir on the left fender, under the intake manifold, and to the heater core connector on the firewall. Manufactured by OEM supplier Rein Automotive.