BMW 320i Thermostats and Housings
The BMW 320i has been built across model years spanning 1977 to 2018, and this page brings together thermostats and housings sized to fit throughout that range. The selection covers individual thermostats, housing assemblies, and water outlet assemblies — all OE replacement parts. Pick your BMW 320i's year above to narrow the list to thermostats and housings with confirmed fitment. Every part shown is checked against our vehicle data.
Mishimoto MMTS-E46-99V2 Racing Thermostat for BMW Engines - M52 M54 M56
MAHLE TX 28 92D Engine Coolant Thermostat Insert 92°C with Seal
What's here for your BMW 320i
- Engine Coolant Thermostat — individual thermostat units for OE replacement
- Engine Coolant Thermostat Housing Assembly — complete assemblies combining the thermostat and housing in a single unit
- Engine Coolant Thermostat Housing — standalone housing components
- Engine Coolant Thermostat / Water Outlet Assembly — combined thermostat and water outlet units
The widest selection here comes from Motorad, Dorman, Beck/Arnley, and MAHLE, giving BMW 320i owners a broad range of OE replacement options across the model's many generations. Other categories BMW 320i owners shop for: BMW 320i Exterior Lights, BMW 320i Shocks and Struts and BMW 320i Brake Hardware, or browse all BMW 320i parts and accessories.