Product Description
Upgrade your BMW X3's cooling system with the high-quality Expansion Tank by Behr, part number 17117573781. This coolant expansion tank is designed specifically for your vehicle, ensuring optimal performance and longevity. A properly functioning expansion tank is vital for maintaining the right coolant levels and preventing overheating, which can lead to severe engine damage.
This product is a direct replacement for your existing tank, making installation straightforward and hassle-free. Engineered with precision, the Behr expansion tank offers a perfect fit for the BMW X3 models, providing reliability and peace of mind on the road.
High-Quality Construction: Made by Behr, known for their durable automotive components, ensuring that this expansion tank is built to last.
Enhanced Cooling Performance: Helps maintain the correct coolant level, preventing overheating and protecting your engine during intense driving conditions.
Cross-reference part numbers include:
17117573781
17-11-7-573-781
376755111
003-60-00099
0036000099
17137787039
17-13-7-787-039
3142230000
When you choose the Behr expansion tank, you’re investing in quality. Do not compromise on your BMW's performance. Ensure that your cooling system operates efficiently with this essential component. Keep your engine running smoothly and confidently tackle any road ahead.
Free shipping. Usually ships same or next day. 
