MiMi Auto Parts
THERMOSTAT HOUSING, Cooltec

THERMOSTAT HOUSING

Brand: Cooltec

SKU: 400033

Category: COOLING, THERMOSTAT HOUSING

R276,00 incl. 15% VAT

✓ In stock, ships nationwide via The Courier Guy

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Fitment: Fits selected BMW models. Confirm exact fitment before ordering.

Product Description

This Cooltec thermostat housing is designed for BMW engines, serving as a crucial component in your vehicle's cooling system. The thermostat housing securely holds the thermostat and provides a sealed connection point for coolant hoses, ensuring proper coolant flow through the engine. Its robust plastic construction and precise hose port design help maintain the correct engine operating temperature and prevent leaks.

This thermostat housing is compatible with select BMW models, including the E36, E34, and Z3 series equipped with M50, M52, and S60 engines. Always confirm your BMW's model, year, engine size, and engine code before purchasing to ensure correct fitment.

Common symptoms of a failing thermostat housing include coolant leaks around the housing, frequent engine overheating, erratic temperature gauge readings, loss of coolant, visible cracks or warping on the housing, and low heat output from the heater. Addressing these issues promptly can prevent further engine damage.

Replacement of the thermostat housing is recommended if you notice leaks, cracks, or any signs of coolant seepage. It should also be inspected during routine cooling system maintenance or when replacing the thermostat itself.

Trust MiMi Auto Parts for reliable BMW cooling components. We offer nationwide delivery across South Africa, making it easy to get the right part for your vehicle. Always verify compatibility with your model details before ordering.

Common signs this part may need replacement

  • Coolant leaking near the thermostat housing
  • Frequent engine overheating
  • Erratic or fluctuating temperature gauge readings
  • Visible cracks or warping on the housing
  • Low coolant levels without visible external leaks
  • Heater not producing sufficient heat
  • Engine warning light related to temperature
  • Coolant smell inside the engine bay

Typical replacement guidance

Replace the thermostat housing if you notice any signs of leaks, cracks, or warping, or when performing a thermostat replacement. Timely replacement helps prevent coolant loss and potential engine overheating.

Why timely replacement matters

A faulty thermostat housing can lead to coolant leaks and overheating, risking severe engine damage. Timely replacement ensures your BMW's cooling system operates efficiently and reliably.

Vehicle Compatibility

This part is confirmed to fit the following vehicles:

  • BMW 3 (E36) 1990 – 1998 320 i (M50 B20 (206S1)|M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
  • BMW 3 (E36) 1990 – 1998 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
  • BMW 3 (E36) 1990 – 1998 325 i (M50 B25 (256S1)|M50 B25 (256S2)) – 141 kW / 192 HP
  • BMW 3 (E36) 1990 – 1998 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
  • BMW 3 Compact (E36) 1994 – 2000 323 ti (M52 B25 (256S3)) – 125 kW / 170 HP
  • BMW 3 Convertible (E36) 1993 – 1999 320 i (M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
  • BMW 3 Convertible (E36) 1993 – 1999 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
  • BMW 3 Convertible (E36) 1993 – 1999 325 i (M50 B25 (256S2)) – 141 kW / 192 HP
  • BMW 3 Convertible (E36) 1993 – 1999 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
  • BMW 3 Coupe (E36) 1991 – 1999 320 i (M50 B20 (206S1)|M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
  • BMW 3 Coupe (E36) 1991 – 1999 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
  • BMW 3 Coupe (E36) 1991 – 1999 325 i (M50 B25 (256S1)|M50 B25 (256S2)) – 141 kW / 192 HP
  • BMW 3 Coupe (E36) 1991 – 1999 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
  • BMW 3 Touring (E36) 1995 – 1999 320 i (M52 B20 (206S3)) – 110 kW / 150 HP
  • BMW 3 Touring (E36) 1995 – 1999 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
  • BMW 3 Touring (E36) 1995 – 1999 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
  • BMW 5 (E34) 1987 – 1995 520 i 24V (M50 B20 (206S1)|M50 B20 (206S2)) – 110 kW / 150 HP
  • BMW 5 (E34) 1987 – 1995 525 i 24V (M50 B25 (256S1)|M50 B25 (256S2)) – 141 kW / 192 HP
  • BMW 5 Touring (E34) 1991 – 1996 520 i (M50 B20 (206S1)|M50 B20 (206S2)) – 110 kW / 150 HP
  • BMW 5 Touring (E34) 1991 – 1996 525 i (M50 B25 (256S1)|M50 B25 (256S2)) – 141 kW / 192 HP
  • BMW Z3 Roadster (E36) 1995 – 2003 2.8 i (M52 B28 (286S1)|M52 B28 (286S2)) – 142 kW / 193 HP

Fitment support

Not sure if this part fits your vehicle? Contact MiMi Auto Parts with your vehicle make, model, year, and engine code before ordering and we will help confirm fitment.

Installation note

Cooling system work involves draining and refilling coolant and may require specialised tools. Professional installation is recommended to ensure correct coolant mixture, bleeding of air from the system, and leak-free connections.

Frequently Asked Questions

What are the signs of a failing water pump?

Common signs may include coolant leaks near the front of the engine, engine overheating, a whining or grinding noise from the water pump area, or coolant loss without visible external leaks. Diagnosis should be confirmed before replacement.

Can I drive with a coolant leak?

Driving with a coolant leak is not recommended. Loss of coolant can lead to engine overheating and potentially serious engine damage. The vehicle should be inspected and the leak repaired before further driving.

Does this part fit my vehicle?

Please check the vehicle compatibility section on this page and confirm your vehicle make, model, year, engine size, and engine code before ordering. If you are unsure, contact MiMi Auto Parts before checkout.

Is the price VAT-inclusive?

Yes, product prices on MiMi Auto Parts are shown inclusive of VAT where applicable.

Do you deliver across South Africa?

Yes, MiMi Auto Parts delivers nationwide in South Africa. Delivery cost and estimated timing are calculated during checkout based on your location.

Is professional installation recommended?

Professional installation is recommended for safety-critical and technical parts such as airbag, clock spring, brakes, suspension, steering, clutch, cooling, engine, and electrical components. For guidance specific to this part, see the installation note on this page.

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