|  | | | BMW E46 Water Pumps & Hoses - Page 2 | Water Pump Belts | 
11-28-1-437-475-M21 | Water Pump Belt, BMW E46 3 Series, All Except M3 (1999-05), Each
Brand: Contitech [Photo] |  |
| $17.75 |  | 
11-28-7-837-898-M21 | Water Pump Belt, M3 (2001-05), Each
Brand: Contitech [Photo] | |
| $25.75 | | | Drive Belt Tensioners | | Some cars came with mechanical water pump/alternator belt tensioner assemblies while others came with a hydraulic type. Note that the mechanical style is only available as an assembly - the bearing or pulley is not available separately. Therefore, it is important to identify which style is on your vehicle BEFORE placing your order. |
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11-28-1-427-252-M40 | Drive Belt Tensioner for Water Pump/Alternator Belt (Mechanical), BMW E46 3 Series, All Except M3 (1999-05), Each
Brand: INA [Photo] | |
| $43.75 | | Water Hoses | | Inspect your car's hoses for cracks and leaks on a regular basis. Also, if the hoses get hard and brittle, it is time to replace them. New hoses will be pliable, and should be able to be easily squeezed by your hand. |
| | 11-53-7-502-525-BOE | Water Hose to Radiator, BMW E46 3 Series, All Except M3, Each
Brand: Genuine BMW | $34.75 | | 
11-53-1-436-410-M21 | Water Hose, Water Pipe to Expansion Tank, BMW E46 3 Series, All Except M3, Each
Brand: Genuine BMW [Photo] | |
| $19.50 | | | 11-53-7-830-713-M9 | Water Hose, Expansion Tank to Water Pipe, BMW M3 (E46), Each
Brand: Genuine BMW [Photo] | |
| $20.25 | | Water Pipes | | Water Pipes | | 11-53-1-705-210-BOE | Water Pipe, Heater Core Inlet Pipe, BMW E46 3 Series, All Except M3 (1999-05), Each
Brand: Genuine BMW | $29.00 | | | 11-53-7-502-525-BOE | Water Pipe to Radiator, BMW E46 3 Series, All Except M3 (1999-05), Each
Brand: Genuine BMW | $34.75 | | 
11-53-1-435-808-M104 | Water Pipe O-Rings, 4 Per Car, BMW E46 3 Series, All Except M3 (1999-05), Each
Brand: CFW-Freudenberg [Photo] | |
| $0.75 | | | M3 Water Pipes | | 11-53-7-830-714-BOE | Heater Core Inlet Pipe, M3 (2001-05), Each
Brand: Genuine BMW | $45.75 | | | 11-53-7-831-528-BOE | Heater Core Return Pipe, M3 (2001-05), Each
Brand: Genuine BMW | $116.50 | | | 11-53-7-830-711-BOE | Water Pipe, From Thermostat Housing to Expansion Tank, M3 (2001-05), Each
Brand: Genuine BMW | $56.50 | | Thermostats and Parts | | If you find that your car seems to be running really hot, and then suddenly cooling down, then you might need a new thermostat. The thermostat regulates the cooling system in order to maintain the proper operating temperature for the car. When it fails, the car can overheat, or go through sporadic cycles of running hot then cool. NOTE: Thermostats on the E46 3 Series are part of a integrated housing on all models except M3 |
| | Thermostats | | Thermostat with Integrated Thermostat Housing (includes gasket), BMW E46 3 Series, All Except M3, Each | 
11-53-7-509-227-M322 | Thermostat with Integrated Thermostat Housing (includes gasket), BMW E46 3 Series, All Except M3, Each
Brand: Behr [Photo] | |
| $63.75 | | 
11-53-7-509-227-M2 | Thermostat with Integrated Thermostat Housing (includes gasket), BMW E46 3 Series, All Except M3, Each
Brand: Wahler [Photo] | |
| $65.25 | |
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