This MotoRad 439-180 Engine Coolant Thermostat Housing Assembly replaces Four Seasons 86108, Gates 34723, Stant 49480, Autopart International 1601-90713, Dorman - OE Solutions 902-5163, AutoZone 43980, BMW 11629008613, Dorman 902-5163, CARQUEST Premium By WELLS 11629008613, CARQUEST Premium By WELLS 1601-90713, CARQUEST Premium By WELLS 43980, CARQUEST Premium By WELLS 86108, CARQUEST Premium By WELLS 902-5163, Murray Temperature Control 43980, OEM parts and is perfect for replacement or a performance upgrade. .