M20 Coolant Sensor (Brown Top)
M20 Coolant Sensor (Brown Top) is backordered and will ship as soon as it is back in stock.
Pickup available at Race German Headquarters
Usually ready in 24 hours
Needing to replace your coolant temperature sensor on your M20 engine? This is the one. This sensor, also known as the brown top sensor, reads the coolant engine temperature and sends it to your gauge in the car.
This sensor replaces BMW PN 12621710512 or 12621710511
*Note: We only use FAE brand, which is what BMW uses. Includes new gasket
Fitment: E30, E28, E30 M3 (Please verify PN before ordering)
Delivery and Shipping
Delivery and Shipping
Most products ship same or next day. Some exclusions apply for certain products that ship directly from the manufacturer. If you want to make sure, please email us at info@racegerman.com or call/text one of our sales specialist at 772-207-1106. We are Open M-F from 9am-4pm ET.
Click HERE to view our shipping policy
M20 Coolant Sensor (Brown Top) is backordered and will ship as soon as it is back in stock.

