TOPRAN Radiator Hose 503 331

Compatible with BMW 1 (F20) , BMW 3 (F30, F80) , BMW 1 (F21) Show more info
Connects the engine to the radiator, ensuring proper coolant flow for optimal engine temperature.
21.55 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (01.04.2026)
PN 503331
Make TOPRAN

This radiator hose from TOPRAN is designed to connect your engine's cooling system to the radiator. It plays a crucial role in maintaining the correct engine operating temperature by facilitating the circulation of coolant. Crafted from durable materials, this hose is built to withstand the high temperatures and pressures found within the cooling system. Its precise fit ensures a secure connection, preventing leaks and maintaining the integrity of your vehicle's cooling performance. Regular inspection and replacement of radiator hoses are essential for preventing overheating and potential engine damage. This TOPRAN hose offers a reliable solution for maintaining your vehicle's cooling system efficiency.

  • Ensures proper coolant circulation
  • Maintains optimal engine temperature
  • Durable construction for longevity
  • Designed for a secure and leak-free fit
  • Essential for cooling system performance
  • Direct replacement for original equipment
Installation side
top right
Installation side
Radiators
Type of hose
Form hose
Additional article/Additional info 2
with quick-connect fittings
Material
Rubber with fabric inserts
  • BMW
    • 1 (F20)
      • 116 d (85kW/116PS)
      • 116 d (85kW/116PS)
      • 118 d (105kW/143PS)
      • 120 d (135kW/184PS)
      • 125 d (160kW/218PS)
      • 114 d (70kW/95PS)
      • 120 d xDrive (135kW/184PS)
      • 118 d xDrive (105kW/143PS)
    • 3 (F30, F80)
      • 320 d (135kW/184PS)
      • 320 d (120kW/163PS)
      • 316 d (85kW/116PS)
      • 318 d (105kW/143PS)
      • 320 d xDrive (135kW/184PS)
      • 325 d (160kW/218PS)
      • 318 d xDrive (105kW/143PS)
    • 1 (F21)
      • 118 d xDrive (105kW/143PS)
      • 114 d (70kW/95PS)
      • 116 d (85kW/116PS)
      • 116 d (85kW/116PS)
      • 118 d (105kW/143PS)
      • 120 d (135kW/184PS)
      • 120 d xDrive (135kW/184PS)
      • 125 d (160kW/218PS)
    • 4 Coupe (F32, F82)
      • 420 d xDrive (135kW/184PS)
      • 420 d (135kW/184PS)
      • 425 d (160kW/218PS)
    • 3 Touring (F31)
      • 316 d (85kW/116PS)
      • 318 d (105kW/143PS)
      • 320 d (135kW/184PS)
      • 320 d (120kW/163PS)
      • 325 d (160kW/218PS)
      • 320 d xDrive (135kW/184PS)
      • 318 d xDrive (105kW/143PS)
    • 4 Kabriolets (F33, F83)
      • 420 d (135kW/184PS)
      • 425 d (160kW/218PS)
    • 3 Gran Turismo (F34)
      • 318 d (105kW/143PS)
      • 320 d (135kW/184PS)
      • 320 d xDrive (135kW/184PS)
    • 4 Gran Coupe (F36)
      • 418 d (105kW/143PS)
      • 420 d (135kW/184PS)
      • 420 d xDrive (135kW/184PS)
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