TOPRAN 503 550 Coolant Hose

Compatible with BMW 3 (E90) , BMW 1 (E81) , BMW 3 Touring (E91) Show more info
Ensures proper coolant flow for optimal engine temperature regulation. A direct fit for your vehicle's cooling system.
40.12 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (14.05.2026)
PN 503 550
Make TOPRAN

This coolant hose from TOPRAN is designed to maintain the integrity of your vehicle's cooling system. It plays a crucial role in circulating coolant between the engine and the radiator, preventing overheating and ensuring efficient engine operation. Crafted with durable materials, this hose is built to withstand the high temperatures and pressures typical of a car's cooling system. Its precise design ensures a secure fit, minimizing the risk of leaks and maintaining consistent coolant flow. Proper maintenance of the cooling system is vital for engine longevity. Replacing worn or damaged coolant hoses with a reliable part like the TOPRAN 503 550 helps prevent costly engine damage and ensures your vehicle runs smoothly. This part is a direct replacement for the original equipment, designed for easy installation. It meets stringent quality standards to provide dependable performance and a long service life.

  • Ensures efficient coolant circulation
  • Helps prevent engine overheating
  • Made from durable, high-temperature resistant materials
  • Designed for a secure, leak-free fit
  • Direct replacement for original equipment
  • Promotes optimal engine performance
  • Contributes to engine longevity
Cooling hose
from the compensation tank to the coolant regulator
Forward/Reverse
Reverse gear
Number of inputs/outputs
3
Material
PA 66 GF 30
Material
Rubber
Material
Plastic
Additional article/Additional information
with brackets
Additional article/Additional information
with a high-speed coupling
  • BMW
    • 3 (E90)
      • 325 i (160kW/218PS)
      • 330 i (190kW/258PS)
      • 325 i (160kW/218PS)
      • 330 i (200kW/272PS)
      • 323 i (130kW/177PS)
      • 330 i (200kW/272PS)
    • 1 (E81)
      • 130 i (195kW/265PS)
    • 3 Touring (E91)
      • 325 i (160kW/218PS)
      • 330 i (190kW/258PS)
      • 330 i (200kW/272PS)
      • 325 i (160kW/218PS)
      • 323 i (130kW/177PS)
      • 323 i (140kW/190PS)
      • 330 i (200kW/272PS)
    • 3 Coupe (E92)
      • 325 i (160kW/218PS)
      • 330 i (200kW/272PS)
      • 325 i (160kW/218PS)
      • 330 i (200kW/272PS)
    • 3 Kabriolets (E93)
      • 325 i (160kW/218PS)
      • 330 i (200kW/272PS)
      • 325 i (160kW/218PS)
      • 330 i (200kW/272PS)
      • 323 i (140kW/190PS)
    • 1 Kabriolets (E88)
      • 125 i (160kW/218PS)
    • 1 Coupe (E82)
      • 125 i (160kW/218PS)
    • 1 (E87)
      • 130 i (195kW/265PS)
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