Rein EPP0149 Engine Coolant Reservoir Mounting Plate

OE Quality Coolant Reservoir Mounting Plate

Rein EPP0149 is an OE-quality engine coolant reservoir mounting plate built for direct replacement on select BMW applications. It is made to match original fitment and material standards, with a focus on durability through repeated heat cycles.

Compatible With BMW Z4, 323Ci, 323i, 328Ci, 328i, 320i, 325Ci, 325i, 325xi, 330Ci, 330i, and 330xi applications, this Rein mounting plate supports a secure expansion tank installation where the original part has worn, cracked, or weakened. The Rein EPP0149 is engineered for a precise fit and long service life.

Key Features

• Produced from virgin plastic to meet or exceed OE material specifications
• Resists cracking and wear caused by repeated heat cycles
• Direct-fit design for straightforward installation
• Manufactured to strict engineering standards for material quality and tolerances
• Designed for reliable coolant reservoir support in BMW cooling systems

Detailed Description

The Rein EPP0149 expansion tank mounting plate is designed as an OE-quality replacement for BMW cooling system service. By using virgin plastic with no regrind content, the part is built to better withstand thermal stress and maintain structural integrity over time. This helps preserve proper coolant reservoir mounting and reduces the risk of fitment issues associated with lower-grade replacement parts. For BMW Z4 and 3 Series models, including 325Ci, 330i, and related applications, Rein EPP0149 provides a direct replacement solution that aligns with original equipment expectations.

This part cross-references Genuine 17111436251 for the same application.

Common Problems This Part Helps Address

• Cracked or brittle coolant reservoir mounting plate
• Loose or unstable expansion tank mounting
• Heat-cycle damage from aging plastic components
• Coolant loss related to mounting failure
• Fitment issues from worn OE-style support hardware

Installation Notes and Tips

Verify vehicle application before installation and inspect the surrounding cooling system components for wear, leaks, or heat damage. Clean the mounting area thoroughly so the replacement plate seats correctly and supports the reservoir as intended. Confirm that the expansion tank and adjacent brackets are in serviceable condition before reassembly.

Quality Assurance

Rein designs this OE-quality mounting plate to meet original-style fit, material, and tolerance requirements. The virgin-plastic construction is selected to improve durability and resistance to cracking under normal engine heat cycles.

• Fits 2003-2008 BMW Z4
• Fits 2001-2006 BMW 325Ci
• Fits 2001-2006 BMW 330Ci
• Fits 2001-2005 BMW 320i
• Fits 2001-2005 BMW 325i
• Fits 2001-2005 BMW 325xi
• Fits 2001-2005 BMW 330i
• Fits 2001-2005 BMW 330xi
• Fits 2000 BMW 323Ci
• Fits 1999-2000 BMW 323i
• Fits 2000 BMW 328Ci
• Fits 1999-2000 BMW 328i