- 🚚Shipped from a European warehouse
- 💶Final price — no customs or import fees within the EU
- ⚡Fast delivery: usually 2–5 business days (depending on the country)
- 🔎Tracking after dispatch
- ↩️14-day returns (EU law)
- 🛡️24-month seller liability
- 💬Support before and after purchase
- ✅ Verified offer — matches the description
- 🧾Clear description and photos
- 🧩Easy variant selection
- 📦Secure packaging
- ⭐Good “for now” choice
Coolant expansion tank with sensor for BMW
Coolant expansion tank with sensor designed for select BMW models. The sensor allows you to monitor the coolant level in the cooling system. Applicable models include the BMW E46, X3 E83, X5 E53, and Z4 E85 with specific engine versions and model years.
Application
BMW 3-series E46 - 1998–2007
Coupé, Cabriolet, and Saloon/Estate body variants. Applicable versions include:
- 316i, 316Ci, 316Ti
- 318i, 318Ci, 318Ti
- 320i, 320Ci
- 323i, 323Ci
- 325i, 325Ci, 325Ti
- 328i, 328Ci
- 330i, 330Ci
- versions with the markings Ti and xi
BMW X3 E83 – 2004–2011
- 2.0i
- 2.5Si, 2.5i
- 3.0Si, 3.0i xDrive
BMW X5 E53 - 2000–2006
- 3.0i
BMW Z4 E85 - 2003–2009
- 2.0i
- 2.2i
- 2.5Si, 2.5i
- 3.0Si, 3.0i
OEM/OE part numbers
- 17117573781
- 17137573781
- 17137787039
- 17132247553
- 17111436413
Helpful information before purchasing
Before purchasing, please compare the part number with your BMW's model, year, body style, and engine. This tank fits the selected BMW 3 Series E46, X3 E83, X5 E53, and Z4 E85 models listed in the description.
The most important information
- Coolant expansion tank with sensor.
- Application: BMW 3-series E46, X3 E83, X5 E53 and Z4 E85.
- The range of years and engine versions depends on the model.
- Confirmed OEM/OE numbers: 17117573781, 17137573781, 17137787039, 17132247553, 17111436413.
Contents of the set
This offer includes a coolant expansion tank with a sensor. Please verify the detailed scope of accessories before purchasing.
Frequently asked questions
How do I check if a part fits?
Compare the OEM/OE number and your vehicle's data: model, generation, year, body style, and engine. For BMW E46, X3 E83, X5 E53, and Z4 E85, check compatibility with the application list provided in the description.
Is the product ready for assembly?
Before installation, confirm the compatibility of the tank and sensor with the specific cooling system and vehicle application.
Does the offer include a complete set?
The source describes a coolant expansion tank with a sensor. A detailed list of additional kit components is not provided.
Why is it worth buying from Multigenus?
- Ships from European warehouse for selected offers
- Final price within the EU, excluding customs and import surcharges
- 14 days to return in accordance with EU law
- Pre- and post-purchase support
- The product is described in a way that makes it easier to choose the right variant