HomeBelts and Cooling > Radiators, Coolers and Related ComponentsRein EPK0003 Engine Coolant Reservoir Kit
Part #: EPK0003

Rein EPK0003 Engine Coolant Reservoir Kit

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⚙️ 63 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, CL550, CL600, CL63 AMG, CL65 AMG, S350, S550, S600, S63 AMG, S65 AMG, and S450
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Reliable Engine Coolant Reservoir Kit for Mercedes-Benz Models

The Rein Engine Coolant Reservoir Kit (Part Number EPK0003) is designed specifically for select Mercedes-Benz vehicles, including the CL63 AMG, CL65 AMG, CL550, CL600, S63 AMG, S65 AMG, S350, S450, S550, and S600. This application-specific expansion tank kit ensures proper coolant management and system performance.

Key Features of Rein Engine Coolant Reservoir Kit EPK0003

  • 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, preventing coolant leaks
  • Direct fitment design allows for straightforward installation without modifications
  • Engineered for specific Mercedes-Benz models to ensure compatibility and performance

Detailed Product Description

The Rein Engine Coolant Reservoir Kit EPK0003 is produced using high-quality virgin plastic materials that comply with or surpass OE standards, providing durability and longevity. Its resistance to heat-induced cracking and wear helps maintain the integrity of the coolant system under demanding operating conditions. The kit includes all necessary components such as the sensor and cap, facilitating a seamless replacement process. Designed as a direct fit for Mercedes-Benz CL and S-Class AMG and standard models, this expansion tank kit supports efficient coolant circulation and system pressure regulation.

Common Applications and Issues Addressed

  • Replacement of cracked or leaking coolant reservoirs in Mercedes-Benz CL63 AMG, CL65 AMG, CL550, CL600, S63 AMG, S65 AMG, S350, S450, S550, and S600
  • Resolving coolant overflow or loss due to damaged expansion tanks
  • Preventing overheating caused by compromised coolant containment
  • Addressing sensor malfunctions related to the coolant reservoir
  • Maintaining proper coolant system pressure and fluid levels

Installation Notes and Tips

  • Ensure vehicle compatibility with the Rein EPK0003 part number before installation
  • Follow manufacturer guidelines for coolant system depressurization prior to removal
  • Inspect hoses and connections for wear or damage during installation
  • Verify sensor connections and cap fitment to avoid leaks
  • Refill coolant to recommended levels and check for leaks after installation

Quality Assurance and Warranty

Rein provides a 24-month or 24,000-mile warranty on the Engine Coolant Reservoir Kit EPK0003, covering defects in materials and workmanship. Manufactured in China, this product adheres to strict quality control standards to ensure reliable performance in Mercedes-Benz vehicles. The warranty offers added confidence for professional repairs and maintenance.

BrandRein
Part NumberEPK0003
Application TypeApplicationSpecific
Container TypeBX
Country of OriginCN
Item Height16.1400
Item Length10.2300
Item Level GTIN888544106781
Item Qty1
Item UOMEA
Item Weight2.5000
Item Weight Unit UOMLB
Item Width6.8800
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 63 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2014Mercedes-BenzCL5504.7LV8N/A
2014Mercedes-BenzCL6005.5LV12N/A
2014Mercedes-BenzCL63 AMG5.5LV8N/A
2014Mercedes-BenzCL65 AMG6.0LV12N/A
2013Mercedes-BenzCL5504.7LV8N/A
2013Mercedes-BenzCL6005.5LV12N/A
2013Mercedes-BenzCL63 AMG5.5LV8N/A
2013Mercedes-BenzCL65 AMG6.0LV12N/A
2013Mercedes-BenzS3503.0LV6DIESELN/A
2013Mercedes-BenzS5504.7LV8N/A
2013Mercedes-BenzS6005.5LV12N/A
2013Mercedes-BenzS63 AMG5.5LV8N/A
2013Mercedes-BenzS65 AMG6.0LV12N/A
2012Mercedes-BenzCL5504.7LV8N/A
2012Mercedes-BenzCL6005.5LV12N/A
2012Mercedes-BenzCL63 AMG5.5LV8N/A
2012Mercedes-BenzCL65 AMG6.0LV12N/A
2012Mercedes-BenzS3503.0LV6DIESELN/A
2012Mercedes-BenzS5504.7LV8N/A
2012Mercedes-BenzS6005.5LV12N/A
2012Mercedes-BenzS63 AMG5.5LV8N/A
2012Mercedes-BenzS65 AMG6.0LV12N/A
2011Mercedes-BenzCL5504.7LV8N/A
2011Mercedes-BenzCL6005.5LV12N/A
2011Mercedes-BenzCL63 AMG5.5LV8N/A
2011Mercedes-BenzCL65 AMG6.0LV12N/A
2011Mercedes-BenzS4504.7LV8N/A
2011Mercedes-BenzS5505.5LV8N/A
2011Mercedes-BenzS6005.5LV12N/A
2011Mercedes-BenzS63 AMG5.5LV8N/A
2011Mercedes-BenzS65 AMG6.0LV12N/A
2010Mercedes-BenzCL5505.5LV8N/A
2010Mercedes-BenzCL6005.5LV12N/A
2010Mercedes-BenzCL63 AMG6.3LV8N/A
2010Mercedes-BenzCL65 AMG6.0LV12N/A
2010Mercedes-BenzS4504.7LV8N/A
2010Mercedes-BenzS5505.5LV8N/A
2010Mercedes-BenzS6005.5LV12N/A
2010Mercedes-BenzS63 AMG6.3LV8N/A
2010Mercedes-BenzS65 AMG6.0LV12N/A
2009Mercedes-BenzCL5505.5LV8N/A
2009Mercedes-BenzCL6005.5LV12N/A
2009Mercedes-BenzCL63 AMG6.3LV8N/A
2009Mercedes-BenzCL65 AMG6.0LV12N/A
2009Mercedes-BenzS4504.7LV8N/A
2009Mercedes-BenzS5505.5LV8N/A
2009Mercedes-BenzS6005.5LV12N/A
2009Mercedes-BenzS63 AMG6.3LV8N/A
2009Mercedes-BenzS65 AMG6.0LV12N/A
2008Mercedes-BenzCL5505.5LV8N/A
2008Mercedes-BenzCL6005.5LV12N/A
2008Mercedes-BenzCL63 AMG6.3LV8N/A
2008Mercedes-BenzCL65 AMG6.0LV12N/A
2008Mercedes-BenzS4504.7LV8N/A
2008Mercedes-BenzS5505.5LV8N/A
2008Mercedes-BenzS6005.5LV12N/A
2008Mercedes-BenzS63 AMG6.3LV8N/A
2008Mercedes-BenzS65 AMG6.0LV12N/A
2007Mercedes-BenzCL5505.5LV8N/A
2007Mercedes-BenzCL6005.5LV12N/A
2007Mercedes-BenzS5505.5LV8N/A
2007Mercedes-BenzS6005.5LV12N/A
2007Mercedes-BenzS65 AMG6.0LV12N/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.