Vent Hose 11157503523 BMW 1 3 Series X3 Z4 Topran

This high-quality Topran vent hose (breather hose / crankcase ventilation hose / PCV hose) is a direct replacement for OEM part number 11157503523 and Topran reference 502765. It ensures proper crankcase ventilation and helps maintain optimal engine performance.

Key Features:

* Direct replacement for OE part number 11157503523
* Topran reference number: 502765
* Vent hose / breather hose / PCV hose
* Maintains proper crankcase ventilation
* Helps reduce oil vapour buildup
* Durable construction for long service life
* Suitable for right-hand drive (RHD) vehicles

Compatible With:

* BMW 1 Series (E87) - 120i (2004-2007)
* BMW 3 Series (E46) - 316i, 318i (2001-2007)
* BMW 3 Series (E90, E91) - 320i (2004-2012)
* BMW X3 (E83) - 2.0i (2005-2008)
* BMW Z4 (E85) - 2.0i (2005-2009)

Compatible Engine Codes:

* N42B18, N46B20

Year Range:
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012

This is an aftermarket replacement part, not a genuine BMW component.

Shipping

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Most orders are processed within 24 hours (Monday to Friday) and shipped via overnight service for small items.

Larger items typically arrive within 1-2 business days.

You'll receive a tracking link as soon as your order is collected for delivery.

✅ Fitment Confirmation


European vehicles can vary significantly by build date, trim level, and factory options.
That’s why we ask for your rego at checkout.

Our team manually verifies every order against official manufacturer parts catalogues to ensure 100% correct fitment before dispatch.

You don’t need to decode VIN numbers or production splits — we handle the technical side for you.
To qualify for our 100% Fitment Guarantee, please provide your rego when ordering.

Orders placed without a rego or VIN cannot be covered under our Fitment Guarantee.

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