BMW Genuine Thermostat (88 deg. C) for 318i 318is 525i 320i 325i 325is 328i M3 M3 3.2 Z3 M3.2 E30 E34 E36 Z3 Product Description: BMW Genuine Radiator Coolant Thermostat (88 deg. C) Quantity within package: 1 Please see Product Description below for vehicle compatibility. Manufacturer Warranty: 24000 miles or 2 years