Vaico V20-1574 Engine Crankcase Breather Hose
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Vaico
 VAICO

Vaico V20-1574 Engine Crankcase Breather Hose

Brand Vaico V20-1574
Height [mm] 105
Length [mm] 330
Packaging Depth [cm] 33
Packaging height [cm] 10,5
Packaging width [cm] 13
Weight [kg] 0.130
Width [mm] 130
for OE number 11 61 7 521 860
Product line VAICO
Fits BMW · 4 vehicles

OE direct replacement. Matches the original breather hose specification for straightforward service.

Crankcase ventilation part. Helps route vapors through the emission control system.

Cross-references 7 521 860 and 11 61 7 521 860 for the same application. See all 2.

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Engine Crankcase Breather Hose for BMW

Vaico V20-1574 is an engine crankcase breather hose for emission control and crankcase ventilation service. Built to OE number 11 61 7 521 860, it is specified for 2004-2005 BMW 525i and 2004-2005 BMW 530i applications.

Key Features

  • Engine crankcase breather hose for the crankcase ventilation system
  • OE reference: 11 61 7 521 860
  • Length: 330 mm
  • Height: 105 mm
  • Width: 130 mm
  • Packaging dimensions: 33 cm x 10.5 cm x 13 cm
  • Weight: 0.130 kg
  • Vaico part number V20-1574

Detailed Description

Vaico V20-1574 is an OE-referenced crankcase breather hose used in the emission control system to route crankcase vapors through the ventilation circuit. The hose dimensions are listed at 330 mm in length, 105 mm in height, and 130 mm in width, supporting a direct-service replacement approach for the specified BMW applications. This part cross-references 11 61 7 521 860 for the same application. Fits 2004-2005 BMW 525i, N/A. Fits 2004-2005 BMW 530i, N/A. For buyers searching for a BMW 525i crankcase breather hose or BMW 530i crankcase ventilation hose, V20-1574 matches the OE number listed in the product data.

What It Helps Address

  • Cracked or leaking crankcase breather hose connections
  • Unmetered air entering the crankcase ventilation path
  • Oil vapor routing issues in the emission control system
  • Rough idle or drivability concerns related to ventilation hose failure
  • Visible hose deterioration from age and heat exposure

Installation Notes and Tips

Verify the OE number 11 61 7 521 860 and compare hose dimensions before installation. Confirm the vehicle is a 2004-2005 BMW 525i or 2004-2005 BMW 530i, then inspect adjoining ventilation components for wear, oil saturation, or cracking. Proper routing and secure connections are important for crankcase ventilation performance.

Quality Assurance

Vaico supplies OE-referenced replacement parts for European vehicle service, and this hose is cataloged to the listed factory number for accurate application matching.

Related reading

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2005BMW525i2.5LL6N/ACompatible with front suspension stabilizer bar link kit, brake hydraulic hose, and steering tie rod end installations.; VAICO
2005BMW530i3.0LL6N/ACompatible with front suspension stabilizer bar link kit, brake hydraulic hose, and steering tie rod end installations.; VAICO
2004BMW525i2.5LL6N/ACompatible with front suspension stabilizer bar link kit, brake hydraulic hose, and steering tie rod end installations.; VAICO
2004BMW530i3.0LL6N/ACompatible with front suspension stabilizer bar link kit, brake hydraulic hose, and steering tie rod end installations.; VAICO
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
7 521 86011 61 7 521 860