Coolant Thermostat Housing for BMW 3 Series 316i 318i E36 M43 1993 - 2000 restore your engine’s cooling efficiency and avoid overheating with this high-quality 95°C Coolant Thermostat Housing. Designed as a direct OEM replacement, it ensures optimal engine temperature, maximizes performance, and protects critical components from heat damage.

 

Key Features:

• Direct Replacement – Matches original fit and function. No modifications needed.
• Optimized Engine Performance – Regulates coolant temperature to prevent overheating and boost combustion efficiency.
• Durable Construction – Made from high-strength ABS plastic for heat resistance and long-term reliability.
• Precision Opening Temperature – Thermostat opens at 95°C, ensuring accurate engine temperature control.
• Easy Installation – Designed for DIY or professional fitment, with standard mounting points.

 

Compatibility fits for: 

• BMW 3 Saloon (E36) 316 i ­09.1993 - 05.1998         
• BMW 3 Saloon (E36) 318 i ­09.1993 - 11.1998         
• BMW 3 Compact (E36) 316 i ­01.1994 - 08.2000         
• BMW 3 Compact (E36) 316 i ­01.1999 - 08.2000         
• BMW 3 Compact (E36) 316 g ­02.1996 - 08.2000         
• BMW 3 Coupe (E36) 316 i ­09.1993 - 11.1998         
• BMW 3 Convertible (E36) 318 i ­03.1994 - 11.1999         
• BMW 3 Touring (E36) 316 i­ 03.1997 - 05.1999         
• BMW 3 Touring (E36) 318 i ­09.1995 - 04.1999         

 

Compatible Reference OEM: 11531247125, 11531432881, 11531739755

 

Specification:

• Material: ABS
• Opening Temperature: 95 °C
• Color: Black
• Position: Engine thermostat mount

 

How to replace Coolant Thermostat Housing:

• Let engine cool completely before beginning.
• Drain the coolant from the radiator.
• Remove radiator hose and unscrew old thermostat housing.
• Clean mating surfaces to ensure proper seal.
• Install new thermostat housing (spring side in).
• Reattach hose, refill coolant, and run engine to check for leaks.

Installation tips: 

• Tighten the bolts evenly to avoid leaks
• It is recommended to check for leaks immediately after installation

 

Symptoms of a Failing Thermostat:

• Engine overheating or running cold
• Poor fuel economy
• Fluctuating temperature gauge
• Heater not blowing hot air

 

Package Included: Coolant Thermostat Housing