TOPRAN 503 368 Engine Crankcase Ventilation Hose

Compatible with BMW 1 (F20) , BMW 3 (F30, F80) , BMW 1 (F21) Show more info
Direct replacement hose for your engine's crankcase ventilation system. Ensures proper air flow and emission control.
22.78 EUR
inc. VAT 21%
In stock 24
Delivery 1 day (14.05.2026)
PN 503 368
Make TOPRAN

This TOPRAN ventilation hose is specifically designed to fit your vehicle's engine crankcase ventilation system. It plays a crucial role in managing crankcase pressure and directing blow-by gases back into the intake system for re-combustion, thereby reducing emissions. Crafted from durable materials, this hose is built to withstand the demanding conditions under the hood, including exposure to heat and oil. Proper functioning of the crankcase ventilation system is essential for engine health and performance, preventing oil leaks and sludge buildup. Replacing a worn or damaged ventilation hose with this part from TOPRAN will help restore your engine's optimal performance and ensure compliance with emission standards. It is a vital component for maintaining the integrity of your engine's internal environment.

  • Engine crankcase ventilation hose
  • Ensures proper air flow and emission control
  • Durable construction for longevity
  • Helps prevent oil leaks and sludge buildup
  • Restores optimal engine performance
  • Direct fit replacement
  • Manufactured by TOPRAN
Additional article/Additional information
with gaskets
Installation side
from the cylinder head cover to the intake pipe
Material
Plastic
Additional article/Additional info 2
with quick-connect fittings
  • BMW
    • 1 (F20)
      • 116 i (100kW/136PS)
      • 118 i (125kW/170PS)
      • 114 i (75kW/102PS)
      • 120 i (130kW/177PS)
    • 3 (F30, F80)
      • 316 i (100kW/136PS)
      • 320 i (125kW/170PS)
    • 1 (F21)
      • 114 i (75kW/102PS)
      • 116 i (100kW/136PS)
      • 118 i (125kW/170PS)
      • 118 i (100kW/136PS)
      • 120 i (130kW/177PS)
    • 3 Touring (F31)
      • 316 i (100kW/136PS)
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