The Thermostat Housing-to-Radiator Hose on the BMW M3 (1988–1991) channels hot coolant away from the engine toward the radiator. BMW Group Classic continues to supply original parts for older chassis, keeping earlier BMWs serviceable.
Technical Details
- Part: Thermostat Housing-to-Radiator Hose
- Function: Routes engine coolant between the named cooling-system components.
- BMW part number: 11-53-1-309-668
- Fitment years: 1988–1991
- Applications: BMW M3
Fitment & Compatibility
Match your car to the applications listed in the table below.
PMB Performance can confirm this against your VIN, backed by more than 20 years of parts and fitment work.
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1988–1991 | BMW | M3 |