Vaico V20-3864 Engine Coolant Hose - Upper
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Vaico
 VAICO

Vaico V20-3864 Engine Coolant Hose - Upper

Brand Vaico V20-3864
Position Upper
Product line VAICO
Fits BMW · 9 vehicles

Engine coolant hose. Directs coolant through the cooling system.

Cross-references Genuine 17127599452, Wix 33425 and 203864 for the same application. See all 5.

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Engine Coolant Hose for BMW Applications

Vaico V20-3864 is an engine coolant hose for select BMW models with OE No. 17127599452. It is built for upper hose routing in the cooling system and is listed for BMW X1, BMW 135i, and BMW 335i xDrive applications.

Key Features

  • Engine coolant hose for upper cooling system routing
  • Direct reference to OE No. 17127599452
  • Fits select 2011-2015 BMW applications
  • Vaico part number V20-3864 for catalog matching
  • Cross-references Wix 33425 for the same application

Fitment Details

Compatible With 2013-2015 BMW X1, upper. Compatible With 2011-2013 BMW 135i, upper. Compatible With 2011-2013 BMW 335i xDrive, upper.

This part cross-references Genuine (e.g., 17127599452) for the same application.

What This Hose Helps Address

  • Coolant leaks from a cracked or aged upper hose
  • Loss of coolant circulation through the engine cooling circuit
  • Softening, swelling, or splitting of the original hose
  • Overheating concerns caused by hose failure
  • Fitment issues when replacing an OE-style BMW coolant hose

Installation Notes and Tips

Confirm OE No. 17127599452 before ordering. Match the upper hose routing to the vehicle application and inspect adjoining clamps, fittings, and coolant connections for wear before installation. After replacement, refill and bleed the cooling system according to BMW service procedures.

Quality Assurance

VAICO product line parts are cataloged for OE-style replacement use and are identified here by the manufacturer reference and OE number for accurate application matching.

Related reading

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeTransmissionLitersCylindersPositionNotes
2015BMWX1xDrive35i——3.0LL6UpperWith OE No. 17127599452; VAICO
2014BMWX1xDrive35i——3.0LL6UpperWith OE No. 17127599452; VAICO
2013BMW135iBase—Manual3.0LL6UpperWith OE No. 17127599452; VAICO
2013BMW335i xDriveBaseCoupe—3.0LL6UpperWith OE No. 17127599452; VAICO
2013BMWX1xDrive35i——3.0LL6UpperWith OE No. 17127599452; VAICO
2012BMW135iBase—Manual3.0LL6UpperWith OE No. 17127599452; VAICO
2012BMW335i xDriveBase——3.0LL6UpperWith OE No. 17127599452; VAICO
2011BMW135iBase—Manual3.0LL6UpperWith OE No. 17127599452; VAICO
2011BMW335i xDriveBase——3.0LL6UpperWith OE No. 17127599452; VAICO
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Genuine — 17127599452Wix — 3342520386424205817599452