HomeBelts and Cooling > Hoses and PipesGenuine 17127599452 Engine Coolant Hose - Expansion Tank (Upper) To Upper Radiator Hose
Part #: 17127599452

Genuine 17127599452 Engine Coolant Hose - Expansion Tank (Upper) To Upper Radiator Hose

Expansion Tank (Upper) To Upper Radiator Hose
14 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: BMW, X1, 135i, 335i, and 335i xDrive
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Reliable Engine Coolant Hose for BMW 135i, 335i, 335i xDrive, and X1

The Genuine engine coolant hose with part number 17127599452 is designed specifically for select BMW models, including the 135i, 335i, 335i xDrive, and X1. This hose ensures proper coolant flow and helps maintain optimal engine temperature under various driving conditions.

  • Compatible with BMW 135i, 335i, 335i xDrive, and X1 models
  • Genuine part number 17127599452 for precise fitment
  • Engine coolant hose designed to withstand high temperatures and pressure
  • Durable construction to resist wear and coolant leaks
  • Direct replacement for original equipment manufacturer (OEM) specifications

Product Details and Specifications

This Genuine engine coolant hose (part number 17127599452) is engineered to meet the exact requirements of BMW vehicles, ensuring reliable coolant circulation within the engine cooling system. The hose is manufactured from high-quality materials that resist heat, pressure, and chemical degradation from engine coolant fluids. Its design matches the original equipment dimensions and connection points, providing a secure and leak-free fit. This hose is essential for maintaining engine temperature stability and preventing overheating in BMW 135i, 335i, 335i xDrive, and X1 models.

Common Applications and Problem Resolution

  • Replacement of cracked or leaking engine coolant hoses
  • Resolving coolant loss due to hose deterioration
  • Preventing engine overheating caused by coolant flow restrictions
  • Addressing swelling or softening of old hoses
  • Maintaining proper coolant circulation for engine efficiency

Installation Notes and Tips

When installing the Genuine engine coolant hose 17127599452, ensure the engine is cool to avoid burns or injury. Inspect all hose clamps and replace if necessary to guarantee a secure connection. Properly route the hose to avoid kinks or contact with moving parts. After installation, refill the cooling system with the recommended coolant and bleed air pockets to prevent overheating. Verify there are no leaks during a test drive.

Quality Assurance and Warranty Information

This engine coolant hose is a Genuine BMW part, manufactured to meet OEM standards for fit, form, and function. It undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in materials and workmanship when installed according to manufacturer guidelines.

This part fits 14 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2015BMWX1xDrive35iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2014BMWX1xDrive35iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2013BMW135iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2013BMW335iConvertibleExpansion Tank (Upper) To Upper Radiator HoseVent Line
2013BMW335iCoupeExpansion Tank (Upper) To Upper Radiator HoseVent Line
2013BMW335i xDriveCoupeExpansion Tank (Upper) To Upper Radiator HoseVent Line
2013BMWX1xDrive35iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2012BMW135iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2012BMW335iConvertibleExpansion Tank (Upper) To Upper Radiator HoseVent Line
2012BMW335iCoupeExpansion Tank (Upper) To Upper Radiator HoseVent Line
2012BMW335i xDriveExpansion Tank (Upper) To Upper Radiator HoseVent Line
2011BMW135iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2011BMW335iExpansion Tank (Upper) To Upper Radiator HoseVent Line
2011BMW335i xDriveExpansion Tank (Upper) To Upper Radiator HoseVent Line

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.