Genuine W0133-1616703-OES: BMW 3-Series 1992, Thermostat (W0133-1616703) by Genuine. Thermostat to control water flow temperature to throttle body. For cooling system thermostat, see 11 53 7 511 083 and 11 53 7 511 580. Note: Throttle Body Thermostat to control water flow temperature to throttle body. Has your temperature gauge needle been creeping up Are you seeing green puddles on the ground under your vehicle If so, you may need cooling system repairs, which should not be put off, because overheating can result in expensive engine repairs. But before you waste your time and gas running out to the auto parts chain store, check out our great selection of replacement cooling system parts. With just a phone call or a few clicks of the mouse you can have OE quality cooling system parts, at great prices, delivered to your door in just 1-2 days.