Buy FEBI BILSTEIN 39615 Coolant Expansion Tank overflow– OEM 17138621092 | For BMW X5 E70 F15 F85 & X6 E70/E71/F16/F86 at affordable price in Nairobi Kenya

Upgrade your BMW’s cooling performance with the FEBI BILSTEIN 39615 Coolant Expansion Tank, a premium-quality replacement engineered for reliability, durability, and perfect compatibility. If your original reservoir is cracked, leaking, or triggering low coolant warnings, this FEBI unit delivers a direct-fit solution aligned with BMW’s strict design standards.

Developed using high-grade German engineering, this tank ensures consistent pressure regulation, stable coolant levels, and optimal thermal control — key elements in preventing overheating, engine damage, and costly repair bills. It’s the smart choice for BMW owners who demand long-term performance without the OEM price tag.

Key Features & Benefits

✔ Direct Replacement for OEM 17138621092

Built to OE dimensions, mounting points, and hose connections, ensuring fast, trouble-free installation and a precise fit for BMW X5 and X6 models.

✔ Strengthened Polyamide Construction

Manufactured from high-strength PA plastic engineered to withstand heat cycles, coolant chemistry, and long-term engine bay conditions.

✔ Sensor-Ready Design

Includes the correct interface for the BMW coolant level sensor to maintain accurate dashboard warnings and system monitoring.

✔ German Engineering, Trusted Brand

FEBI BILSTEIN is a global OE-tier manufacturer known for strict quality control and long service life — making this a reliable upgrade for daily-driven and high-performance SUVs.

Vehicle Compatibility (TecDoc Verified)

This FEBI 39615 coolant reservoir fits a wide range of BMW SUV platforms:

BMW X5

• X5 E70
• X5 F15
• X5 F85 (M Series)

BMW X6

• X6 E71 / E72
• X6 F16
• X6 F86 (M Series)

Engine Coverage

Compatible with major BMW engine families including:

• N55
• N57
• N63 (V8)
• N20
• …and other petrol & diesel variants.

Always confirm with your VIN for perfect accuracy.

OEM Numbers & Cross References

To eliminate guesswork and simplify sourcing, this part directly replaces or cross-references the following:

OEM / Genuine BMW:

• 17138621092
• 17137552546
• 17137647290

Cross-Reference Brands:

• CRT 208000S
• SWAG 20 93 9615
• V20-1566
• 2140166
• 3142230008

These cross references ensure compatibility when comparing parts from different suppliers or replacing stock from various brands.

Technical Specifications

• Brand: FEBI BILSTEIN
• Part Number: 39615
• Material: Polyamide (PA) reinforced
• Colour: Black
• Connections: Correct factory-style hose ports
• Sensor Port: Included (sensor sold separately)
• Weight: Approx. 1.1 kg

Why Choose This Coolant Expansion Tank From Spares Mall Kenya?

At Spares Mall Kenya, we provide genuine, OEM, and high-quality aftermarket solutions backed by expert sourcing and nationwide delivery. This FEBI tank is a premium alternative designed to meet demanding BMW cooling performance standards — delivering reliability without the inflated dealership pricing.

When you order this part from us, you enjoy:

• Correct OEM references for easy verification
• VIN-matched fitment guidance
• Countrywide delivery to your door
• Access to installation support
• Peace of mind from a trusted supplier

Installation & Maintenance Tips

• Replace old coolant during installation for optimal performance
• Inspect hoses, clamps, and the coolant cap for wear
• Ensure the coolant level sensor seats properly to avoid false errors
• Use BMW-approved coolant to maximize durability

A faulty expansion tank is one of the most common causes of overheating in BMW SUVs — replacing it early saves your engine, turbo, and cooling system from expensive damage.

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