TOPRAN 504 021 Engine Crankcase Ventilation Hose

Compatible with BMW 7 (F01, F02, F03, F04) , BMW X3 (F25) , BMW 5 Touring (F11) Show more info
This is a replacement ventilation hose for your engine's crankcase. It ensures proper ventilation and helps maintain engine health.
17.44 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (29.06.2026)
PN 504 021
Make TOPRAN

The TOPRAN 504 021 is a vital component designed to manage crankcase ventilation in your vehicle. Proper ventilation is crucial for removing harmful blow-by gases and moisture from the crankcase, preventing sludge buildup and oil contamination. This hose is manufactured to meet original equipment specifications, ensuring a precise fit and reliable performance. By replacing a worn or damaged ventilation hose with this TOPRAN part, you can help maintain optimal engine operating conditions and extend the life of your engine components. Regular inspection and replacement of ventilation hoses are part of essential engine maintenance. This component plays a key role in the overall health and efficiency of your engine's lubrication system.

  • Direct replacement for original equipment
  • Ensures proper crankcase ventilation
  • Helps prevent sludge and oil contamination
  • Contributes to engine longevity
  • Durable construction for reliable performance
  • Designed for a precise fit
  • Essential for engine maintenance
Cooling hose
Crankcase ventilation hose
Number of inputs/outputs
3
Additional article/Additional information
with gaskets
Material
Plastic
Additional article/Additional info 2
with protective hose
Installation side
from the cylinder head cover to the oil separator
Additional article/Additional info 2
with quick-connect fittings
  • BMW
    • 7 (F01, F02, F03, F04)
      • 730 i, Li (190kW/258PS)
    • X3 (F25)
      • xDrive 28 i (190kW/258PS)
    • 5 Touring (F11)
      • 530 i (190kW/258PS)
    • 5 (F10)
      • 530 i (190kW/258PS)
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