MiMi Auto Parts
THERMOSTAT 80°C, Cooltec

THERMOSTAT 80°C

Brand: Cooltec

SKU: 403506

Category: COOLING, THERMOSTAT

R186,30 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

The Cooltec Thermostat 80°C is a crucial component in your BMW's cooling system, designed to regulate engine temperature by controlling coolant flow. This thermostat opens at 80 degrees Celsius, ensuring your engine warms up efficiently and maintains optimal operating temperature during use. Its robust metal housing and precision spring mechanism provide reliable operation under varying driving conditions.

This thermostat is specifically suited for select BMW models, including those with M20, M30, and M50 engines. It is important to confirm your vehicle's model, year, engine size, and engine code to ensure compatibility before purchasing.

Common symptoms of a failing thermostat include engine overheating, poor heater performance, fluctuating temperature gauge readings, or unusually long warm-up times. Other signs can include coolant leaks near the thermostat housing or the engine running cooler than normal.

If you notice any of these issues, it is advisable to replace the thermostat promptly to prevent further engine damage. Always ensure the replacement matches your BMW's specifications for proper fit and function.

MiMi Auto Parts offers trusted cooling solutions for BMW vehicles, with nationwide delivery throughout South Africa. Confirm your vehicle details before ordering to ensure the correct fitment for your engine.

Common signs this part may need replacement

  • Engine overheating
  • Temperature gauge fluctuating
  • Poor cabin heater performance
  • Coolant leaks near thermostat housing
  • Engine taking too long to reach operating temperature
  • Engine running cooler than normal
  • Erratic engine temperature readings
  • Check engine light related to cooling system
  • Unusual coolant consumption

Typical replacement guidance

Replace the thermostat if you notice temperature irregularities, engine overheating, or leaks around the housing. Timely replacement helps maintain stable engine temperatures and prevents potential engine damage.

Why timely replacement matters

A faulty thermostat can lead to overheating or inefficient engine operation, risking severe engine damage. Keeping your cooling system components in good condition ensures reliability and performance.

Vehicle Compatibility

This part is confirmed to fit the following vehicles:

  • BMW 3 (E30) 1982 – 1992 320 i (M20 B20 (206EB)) – 92 kW / 125 HP
  • BMW 3 (E30) 1982 – 1992 320 i (M20 B20 (206KA)) – 95 kW / 129 HP
  • BMW 3 (E30) 1982 – 1992 323 i (M20 B23 (236EC)|M20 B23 (236EW)) – 110 kW / 150 HP
  • BMW 3 (E30) 1982 – 1992 325 i (M20 B25 (256E1)|M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 125 kW / 170 HP
  • BMW 3 (E30) 1982 – 1992 325 i X (M20 B25 (256E1)|M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 125 kW / 170 HP
  • BMW 3 (E36) 1990 – 1998 320 i (M50 B20 (206S1)|M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
  • BMW 3 Convertible (E30) 1982 – 1993 320 i (M20 B20 (206KA)) – 95 kW / 129 HP
  • BMW 3 Convertible (E30) 1982 – 1993 325 i (M20 B25 (256E1)|M20 B25 (256E2)) – 126 kW / 171 HP
  • BMW 3 Convertible (E30) 1982 – 1993 325 i (M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 125 kW / 170 HP
  • BMW 3 Coupe (E36) 1991 – 1999 320 i (M50 B20 (206S1)|M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
  • BMW 3 Touring (E30) 1987 – 1994 320 i (M20 B20 (206KA)) – 95 kW / 129 HP
  • BMW 3 Touring (E30) 1987 – 1994 325 i (M20 B25 (256K1)) – 125 kW / 170 HP
  • BMW 3 Touring (E30) 1987 – 1994 325 i X (M20 B25 (256K1)) – 125 kW / 170 HP
  • BMW 5 (E28) 1981 – 1987 520 i (M20 B20 (206EA)|M20 B20 (206EB)|M20 B20 (206EC)|M20 B20 (206EZ)) – 92 kW / 125 HP
  • BMW 5 (E28) 1981 – 1987 520 i (M20 B20 (206KA)) – 95 kW / 129 HP
  • BMW 5 (E28) 1981 – 1987 525 e (M20 B27 (276EB)|M20 B27 (276KB)) – 95 kW / 129 HP
  • BMW 5 (E28) 1981 – 1987 528 i (M30 B28 (286EA)) – 135 kW / 184 HP
  • BMW 5 (E28) 1981 – 1987 535 i (M30 B34 (346EC)) – 162 kW / 220 HP
  • BMW 5 (E34) 1987 – 1995 520 i (M20 B20 (206KA)) – 95 kW / 129 HP
  • BMW 5 (E34) 1987 – 1995 525 i (M20 B25 (256K1)) – 125 kW / 170 HP
  • BMW 5 (E34) 1987 – 1995 530 i (M30 B30 (306KA)) – 138 kW / 188 HP
  • BMW 5 (E34) 1987 – 1995 535 i (M30 B34 (346KB)) – 155 kW / 211 HP
  • BMW 7 (E23) 1977 – 1986 728 (M30 B28) – 125 kW / 170 HP
  • BMW 7 (E23) 1977 – 1986 730 (M30 B30) – 135 kW / 184 HP
  • BMW 7 (E32) 1985 – 1994 730 i, iL (M30 B30 (306KA)) – 138 kW / 188 HP
  • BMW 7 (E32) 1985 – 1994 735 i, iL (M30 B34 (346EC)) – 162 kW / 220 HP
  • BMW 7 (E32) 1985 – 1994 735 i, iL (M30 B34 (346KB)) – 155 kW / 211 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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