TOPRAN 503 141 Thermostat, Oil Cooling

Compatible with BMW 3 (E46) , BMW 3 Touring (E46) , BMW X5 (E53) Show more info
Ensures optimal engine temperature by regulating oil flow. Essential for oil cooling system performance.
15.34 EUR
inc. VAT 21%
In stock 12
Delivery 1 day (15.05.2026)
PN 503 141
Make TOPRAN

This TOPRAN thermostat is designed to precisely control the temperature of your engine's oil. By regulating the flow of oil through the cooler, it helps maintain the optimal operating temperature, preventing overheating and ensuring consistent performance. A properly functioning oil thermostat is crucial for the longevity of your engine. It contributes to efficient lubrication and reduces wear and tear by keeping the oil within its ideal viscosity range. This part is manufactured to meet high standards, ensuring reliable operation and a proper fit for compatible vehicles. Regular maintenance and replacement of cooling system components like thermostats can prevent costly engine damage.

  • Regulates engine oil temperature
  • Ensures optimal oil flow to the cooler
  • Prevents engine overheating
  • Contributes to efficient lubrication
  • Helps maintain oil viscosity
  • Designed for reliable performance
  • High-quality manufacturing standards
Opening temperature
88
Heating/Cooling
Vehicles with a transmission oil cooler
Additional article/Additional information
with gaskets
Housing type
Plastic housing
  • BMW
    • 3 (E46)
      • 320 d (100kW/136PS)
      • 330 d (135kW/184PS)
      • 330 xd (135kW/184PS)
      • 320 d (110kW/150PS)
      • 330 d (150kW/204PS)
      • 330 xd (150kW/204PS)
      • 318 d (85kW/116PS)
    • 3 Touring (E46)
      • 320 d (100kW/136PS)
      • 330 d (135kW/184PS)
      • 330 xd (135kW/184PS)
      • 320 d (110kW/150PS)
      • 330 d (150kW/204PS)
      • 330 xd (150kW/204PS)
      • 318 d (85kW/116PS)
    • X5 (E53)
      • 3.0 d (135kW/184PS)
      • 3.0 d (160kW/218PS)
    • 3 Compact (E46)
      • 320 td (110kW/150PS)
    • 3 Coupe (E46)
      • 330 Cd (150kW/204PS)
      • 320 Cd (110kW/150PS)
    • X3 (E83)
      • 2.0 sd (130kW/177PS)
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