GATES EMH257 Crankcase Ventilation Hose

Compatible with BMW 5 (E39) , BMW 5 Touring (E39) , BMW 3 (E46) Show more info
This GATES EMH257 hose is designed for effective crankcase ventilation, ensuring proper engine operation and emissions control.
7.59 EUR
inc. VAT 21%
In stock 87
Delivery 1 day (15.05.2026)
PN EMH257
Make GATES
EAN 5400608364231

The GATES EMH257 hose is a critical component for your vehicle's crankcase ventilation system. It plays a vital role in managing blow-by gases, preventing pressure buildup within the crankcase, and routing these gases back into the intake system for re-combustion. This process helps to reduce oil contamination and emissions. Engineered with durable materials, this hose is built to withstand the demanding conditions under the hood, including exposure to heat, oil, and vacuum fluctuations. Proper functioning of the crankcase ventilation system is essential for maintaining engine health and preventing potential damage caused by excessive pressure or contaminated oil. Replacing a worn or damaged ventilation hose with the GATES EMH257 ensures that your engine's ventilation system operates as intended. This contributes to smoother engine performance, improved fuel efficiency, and compliance with environmental regulations.

  • Direct fit for specific vehicle applications
  • Durable construction for long-lasting performance
  • Ensures proper crankcase pressure regulation
  • Helps reduce oil contamination and emissions
  • Made with high-quality materials
  • Designed to withstand engine bay temperatures and fluids
Material
AEM (ethylene acrylate rubber)
Color
black
Hose length [mm]
1300
Inner diameter 1 [mm]
+35
Inner diameter 2 [mm]
+35
  • BMW
    • 5 (E39)
      • 523 i (125kW/170PS)
    • 5 Touring (E39)
      • 523 i (125kW/170PS)
    • 3 (E46)
      • 325 xi (141kW/192PS)
    • 3 Touring (E46)
      • 325 xi (141kW/192PS)
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