YEHERIT Coolant Reservoir with Sensor & Cap for BMW X5/X6 (2007-2019) – OE 17137552546

Overview

Yeherit presents a dependable coolant reservoir with an integrated sensor and cap, crafted to fit BMW X5 and X6 models. This component supports steady cooling system operation, using a robust material build and a precise fit to complement your vehicle's engine compartment.

Compatibility at a glance

• BMW X5 from 2007 to 2019 with 2.0L, 3.0L, 4.4L or 4.8L engines (E70, F85, F15).
• BMW X6 from 2010 to 2019 with 3.0L or 4.4L engines (E72, F86, E71, F16).
• Please verify exact year, make, and model using the Fitment Filter to ensure a perfect match.

Key features

• Durable PA plastic construction that resists heat and road vibrations.
• Expansion tank design that helps manage coolant flow and system pressure.
• Integrated sensor and cap for monitoring coolant levels and sealing the system.
• OE numbers supported: 17137552546, 17138621092, 17137647290, 17138630170, 603-361, 603361.

How it works

The expansion tank stores coolant as the engine heats. When coolant expands, it travels into the reservoir. As the engine cools, the liquid flows back to the radiator, helping maintain steady operation and pressure balance inside the cooling loop.

Real-world use and benefits

In daily driving and longer commutes, the reservoir’s design supports consistent temperature management and reliable coolant circulation. The sensor aids in monitoring levels, while the cap helps seal the system, reducing the risk of leaks under typical vibrations and heat exposure. These outcomes depend on the overall health of the cooling system and driving conditions, so benefits may vary by vehicle condition and maintenance history.

Materials and durability

Crafted from tough PA plastic, the reservoir is built to withstand temperature swings, engine heat, and the rigors of road use. Its rigid but lightweight profile helps maintain shape under pressure while integrating seamlessly with existing BMW layouts.

Warranty and service

We back this part with a one-year unlimited-mileage guarantee. For questions or guidance, our team typically responds within 48 hours.

What’s included

• YEHERIT coolant reservoir with sensor and cap
• Replacement OE numbers confirming BMW compatibility