Expansion Coolant Tank With Cover And Sensor For BMW 1 Series E90 X1 Z4
Meet the Expansion Coolant Tank with Cover and Sensor, a precision-built replacement designed for BMW 1 Series models including E90, X1, and Z4. Manufactured to original specifications, this tank ensures a perfect fit, reliable coolant circulation, and long-lasting durability in demanding driving conditions. With its integrated sensor and secure cover, it helps maintain proper coolant level while reducing the risk of leaks that can lead to overheating.
The built-in sensor continuously monitors coolant levels, providing peace of mind by signaling when attention is needed before overheating becomes an issue. Its robust construction and accurate fit mean you won’t have to hassle with aftermarket guesswork—this tank performs like the original part, restoring the cooling system’s integrity after wear, cracking, or warping of the old reservoir.
Designed for straightforward installation, this expansion tank is a direct replacement that aligns with the listed OEM numbers. Its wide compatibility supports models including 130i, 135i, 316i, 320i, and 323i from the E90 family, as well as X1 and Z4 variants. If your existing reservoir shows cracks, leaks, or develops turbidity from heat cycles, this unit offers a reliable upgrade that helps prevent cooling-system failures and engine overheating.
Compatibility and fitment are verified against a range of OE references to ensure a seamless swap, so you can perform a confident DIY installation or rely on a quick turn‑around from your mechanic. Note the OEM numbers listed below to confirm exact compatibility with your vehicle.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
Benefits & Tips
- Maintain optimal cooling performance by ensuring accurate coolant level with the sensor-equipped reservoir.
- Enjoy a hassle-free replacement that matches the original equipment, reducing the risk of fitment issues.
- Use as a reliable upgrade when upgrading or restoring cooling system components on BMW 1 Series (E90), X1, and Z4 models.
Product specifications
- Product name: Expansion Coolant Tank with Cover and Sensor
- Fitment: For BMW 1 Series (130i, 135i, 316i, 320i, 323i) E90, X1, Z4
- OE compatible numbers: 17137567462, 17137640514, 17137543026, 17137519368, 17137607482, 17117639020
- Origin: Mainland China
- Packaging type: Expansion coolant tank with cover and sensor
- Notes: Direct replacement, high compatibility, manufactured to original specification
Package includes:
- 1 × Expansion Coolant Tank with Cover
- or 1 × Expansion Coolant Tank
- or 1 × Cover
Warnings/Reminders
Before purchasing, verify compatibility with your vehicle’s OEM numbers and model year to ensure a perfect match. This part is designed to replace the specified expansion tank and cover with sensor—confirm that your car uses one of the OEM references listed above.
Trust and reliability are at the core of every InterCyprus purchase, and we stand behind this product with a two-year warranty as noted above.
Providing quality and trusted service since 2002 at intercyprus.com.