Febi 37129 Radiator Coolant Hose

Brand Febi 37129
Coolant Hose / Pipe Direction from heat exchanger to heater valve
Length (mm) 320.0
Material EPDM
Fits BMW · 10 vehicles

EPDM construction. Resists heat and coolant exposure for dependable hose performance.

Coolant hose. Transfers coolant through the system with a precise 320 mm length.

Cross-references 64 21 8 409 063 for the same application. See all 1.

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Febi 37129 Radiator Coolant Hose

Febi 37129 is a radiator coolant hose for BMW X5 applications that route coolant from the heat exchanger to the heater valve. Built from EPDM rubber, it is specified for a 320 mm length and supports proper coolant flow in the heater circuit.

Key Features

  • EPDM construction for coolant-system use
  • 320.0 mm length for the specified BMW heater hose routing
  • Coolant hose direction: from heat exchanger to heater valve
  • Fits BMW X5 model years 2000-2006, depending on vehicle configuration
  • Febi part number 37129 for direct reference and ordering

Fitment Details

Compatible with BMW X5 applications listed below. Fits 2001-2006 BMW X5, N/A. Fits 2000-2003 BMW X5, N/A, for vehicles without parking heater. This part cross-references BMW OE part number 64 21 8 409 063 for the same application.

Product Description

Febi 37129 is a radiator coolant hose engineered for the heater circuit on select BMW X5 models. The EPDM rubber construction is suited to coolant exposure and temperature cycling, while the 320 mm length matches the specified routing from the heat exchanger to the heater valve. If you are replacing a BMW X5 coolant hose, heater hose, or radiator hose in this location, Febi 37129 provides the correct fitment reference for the listed model years.

Common Issues This Part Can Address

  • Coolant leakage at the heater hose connection
  • Cracked or hardened EPDM hose material
  • Restricted coolant flow between the heat exchanger and heater valve
  • Heat-related hose deterioration in the BMW X5 cooling system
  • Replacement of a damaged or aging radiator coolant hose

Installation Notes and Tips

Verify the vehicle’s heater hose routing, parking heater configuration, and hose length before installation. Compare the removed hose to Febi 37129 to confirm the 320 mm specification and connection orientation from the heat exchanger to the heater valve. Inspect adjoining clamps, fittings, and coolant passages for wear or contamination before reassembly.

Quality Assurance

Febi is an established aftermarket brand for OE-style replacement parts, and this hose is specified to match the listed BMW X5 applications and OE cross-reference.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2006BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)
2005BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)
2004BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)
2003BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber); for vehicles without parking heater
2003BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)
2002BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber); for vehicles without parking heater
2002BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)
2001BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber); for vehicles without parking heater
2001BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)
2000BMWX5N/ALength 1 (mm): 320; Material: EPDM (ethylene propylene diene Monomer (M-class) rubber); for vehicles without parking heater
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
64 21 8 409 063