HomeBelts and Cooling > Radiators, Coolers and Related ComponentsRein EPK0028 Engine Coolant Reservoir Kit
Part #: EPK0028

Rein EPK0028 Engine Coolant Reservoir Kit

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⚙️ 62 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, Z4, X1, 128i, 328i, 328i xDrive, 335is, 1 Series M, 323i, 135i, 335i, 335i xDrive, 328xi, 335xi, 325i, 325xi, 330i, and 330xi
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Reliable Engine Coolant Reservoir Kit for BMW Models

The Rein EPK0028 engine coolant reservoir kit is designed specifically for select BMW vehicles, including the 1 Series M, 128i, 135i, 323i, 325i, 328i, 330i, 335i, X1, and Z4 models. This application-specific expansion tank kit ensures proper coolant containment and system performance under demanding conditions.

  • Includes sensor (if applicable) and cap for complete installation
  • Manufactured from virgin plastic that meets or exceeds original equipment specifications
  • Resistant to cracking and wear caused by repeated heat cycles
  • Direct fitment allows for straightforward replacement without modifications

Durable Construction and OE Quality Standards

Produced from high-grade virgin plastic, the Rein EPK0028 expansion tank kit is engineered to withstand the thermal stresses typical in BMW cooling systems. Its resistance to cracking and wear helps maintain coolant integrity and prevents leaks over time. The kit includes all necessary components such as the sensor and cap, ensuring a seamless replacement process. Designed as a direct fit for BMW 1 Series M, 128i, 135i, 323i, 325i, 328i, 330i, 335i, X1, and Z4 models, this reservoir kit supports reliable engine cooling and system longevity.

Common Applications and Problem Resolution

  • Replacement of cracked or leaking coolant reservoirs
  • Restoring proper coolant level monitoring with included sensor
  • Addressing coolant overflow or pressure issues due to worn tanks
  • Preventing engine overheating caused by compromised reservoir integrity
  • Upgrading to OE quality components for improved durability

Installation Notes and Tips

The Rein EPK0028 engine coolant reservoir kit is designed for direct fitment on compatible BMW models, allowing for an efficient installation process. It is recommended to drain the coolant system before removal and inspect hoses and clamps for wear. Ensure the sensor is properly connected and the cap is securely tightened to maintain system pressure. Following manufacturer torque specifications and safety precautions will help ensure optimal performance.

Quality Assurance and Warranty Coverage

Rein expansion tank kits are produced to meet or exceed OE standards, providing reliable performance and durability. This product includes a 24-month or 24,000-mile warranty, offering coverage against defects in materials and workmanship. The Rein EPK0028 kit is manufactured in China under strict quality controls to ensure consistent product integrity for BMW cooling system applications.

BrandRein
Part NumberEPK0028
Application TypeApplicationSpecific
Container TypeBX
Country of OriginCN
Item Height7.2800
Item Length11.4100
Item Level GTIN888544107917
Item Qty1
Item UOMEA
Item Weight3.1230
Item Weight Unit UOMLB
Item Width10.8200
Link to Manufacturer Pagewww.reinautomotive.com
Product Desc Extended 240Rein OE quality expansion tank kits are designed to handle heat cycles and resist cracking. These tanks are produced from virgin plastic with no regrind to ensure the plastic is durable and will have a long service life.
Product Desc Invoice 40Rein Expansion Tank Kit
Product Desc Long 80Rein OE Quality Expansion Tank Kit
Product Desc Short 20Expansion Tank Kit
Warranty Distance24000
Warranty Time24

This part fits 62 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2016BMWZ42.0LL4N/A
2016BMWZ43.0LL6N/A
2015BMWX12.0LL4N/A
2015BMWZ42.0LL4N/A
2015BMWZ43.0LL6N/A
2014BMWX12.0LL4N/A
2014BMWZ42.0LL4N/A
2014BMWZ43.0LL6N/A
2013BMW128i3.0LL6N/A
2013BMW328i3.0LL6N/A
2013BMW328i xDrive3.0LL6N/A
2013BMW335is3.0LL6N/A
2013BMWX12.0LL4N/A
2013BMWZ42.0LL4N/A
2013BMWZ43.0LL6N/A
2012BMW128i3.0LL6N/A
2012BMW328i3.0LL6N/A
2012BMW328i xDrive3.0LL6N/A
2012BMW335is3.0LL6N/A
2012BMWX12.0LL4N/A
2012BMWZ42.0LL4N/A
2012BMWZ43.0LL6N/A
2011BMW1 Series M3.0LL6N/A
2011BMW128i3.0LL6N/A
2011BMW323i2.5LL6N/A
2011BMW328i3.0LL6N/A
2011BMW328i xDrive3.0LL6N/A
2011BMW335is3.0LL6N/A
2011BMWZ43.0LL6N/A
2010BMW128i3.0LL6N/A
2010BMW135i3.0LL6N/A
2010BMW323i2.5LL6N/A
2010BMW328i3.0LL6N/A
2010BMW328i xDrive3.0LL6N/A
2010BMW335i3.0LL6N/A
2010BMW335i xDrive3.0LL6N/A
2010BMWZ43.0LL6N/A
2009BMW128i3.0LL6N/A
2009BMW135i3.0LL6N/A
2009BMW323i2.5LL6N/A
2009BMW328i3.0LL6N/A
2009BMW328i xDrive3.0LL6N/A
2009BMW335i3.0LL6N/A
2009BMW335i xDrive3.0LL6N/A
2009BMWZ43.0LL6N/A
2008BMW128i3.0LL6N/A
2008BMW135i3.0LL6N/A
2008BMW323i2.5LL6N/A
2008BMW328i3.0LL6N/A
2008BMW328xi3.0LL6N/A
2008BMW335i3.0LL6N/A
2008BMW335xi3.0LL6N/A
2007BMW323i2.5LL6N/A
2007BMW328i3.0LL6N/A
2007BMW328xi3.0LL6N/A
2007BMW335i3.0LL6N/A
2007BMW335xi3.0LL6N/A
2006BMW323i2.5LL6N/A
2006BMW325i3.0LL6N/A
2006BMW325xi3.0LL6N/A
2006BMW330i3.0LL6N/A
2006BMW330xi3.0LL6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.