Rein CPE0035 Engine Coolant Reservoir Cap - Radiator or Right

Reliable Engine Coolant Reservoir Cap for BMW Models

The Rein CPE0035 engine coolant reservoir cap is engineered to meet the specific requirements of various BMW vehicles. Designed as a direct fit replacement, this expansion tank cap ensures proper pressure regulation and system integrity for your BMW's cooling system.

• Manufactured to strict engineering standards and specifications
• Direct fit for precise installation without modifications
• Meets or exceeds original equipment pressure specifications
• Produced by an original equipment supplier for quality assurance
• Compatible with a wide range of BMW models including 1 Series, 3 Series, 4 Series, 5 Series, 6 Series, 7 Series, X Series, and i Series

Product Details and Specifications

The Rein CPE0035 engine coolant reservoir cap is designed to maintain the correct pressure within the expansion tank, preventing coolant loss and overheating. With dimensions of 3.75 inches in width, 3.5 inches in length, and 2.25 inches in height, this cap weighs approximately 0.165 pounds. Manufactured in Germany, it adheres to rigorous quality standards and is supplied by an original equipment manufacturer, ensuring compatibility and durability for BMW vehicles such as the 328i, 335i, 530i, X3, X5, and i8 models.

Compatible BMW Models and Applications

This engine coolant reservoir cap is application specific and compatible with numerous BMW models, including but not limited to:

• BMW 1 Series M, 128i, 135i, 135is
• BMW 3 Series models like 320i, 328i, 335i, 340i
• BMW 4 Series including 428i, 430i, 435i, 440i
• BMW 5 Series such as 528i, 530i, 535i, 540i
• BMW 6 Series, 7 Series, X1 through X7, and i Series models

Common Issues Addressed by the Rein CPE0035 Cap

• Prevents coolant leaks caused by worn or damaged reservoir caps
• Maintains proper pressure to avoid engine overheating
• Ensures coolant system integrity for optimal engine performance
• Replaces faulty caps that fail to meet pressure specifications
• Helps avoid costly repairs related to cooling system failures

Installation Notes and Tips

Installation of the Rein CPE0035 engine coolant reservoir cap is straightforward due to its direct fit design. Before installation, ensure the engine is cool to prevent injury from hot coolant. Remove the old cap by turning counterclockwise and replace it with the Rein cap by aligning and turning clockwise until secure. Verify the cap is properly seated to maintain system pressure and prevent leaks.

Quality Assurance and Warranty

Produced by an original equipment supplier in Germany, the Rein CPE0035 cap meets or exceeds the pressure specifications required by BMW manufacturers. This ensures reliable performance and durability. While specific warranty details are not provided, Rein products typically adhere to OEM quality standards, offering confidence in fitment and function for your BMW cooling system.