Rein WPU0505 Engine Water Pump Installation Kit

Reliable Water Pump Replacement for BMW 135i and 335i Models

The Rein Engine Water Pump Installation Kit (Part Number WPU0505) is designed specifically for BMW 135i, 335i, 335i xDrive, and 335xi models. This kit features an improved aluminum electric water pump that addresses common issues found in original plastic pump housings, helping to reduce the risk of repeat repairs.

Key Features of Rein Water Pump Installation Kit WPU0505

• Application-specific design for BMW 135i, 335i, 335i xDrive, and 335xi
• Includes an upgraded aluminum electric water pump for enhanced durability
• Helps eliminate repeat repairs by addressing common failure points
• Replaces commonly failing plastic pump housing and coolant components
• Manufactured in Germany ensuring consistent quality standards

Detailed Description of Rein Engine Water Pump Kit

The Rein WPU0505 kit provides a comprehensive solution for electric water pump replacement in select BMW models. The kit’s all-improved aluminum electric water pump replaces the original plastic housing, which is prone to cracking and coolant leaks. This upgrade improves the longevity and reliability of the cooling system. Designed for application-specific fitment, the kit ensures proper integration with the vehicle’s engine cooling components. The product dimensions (20" length, 8" width, 8" height) and weight (9.13 lbs) reflect a robust assembly built to meet OEM standards.

Common Issues Addressed by This Water Pump Kit

• Failure of plastic water pump housing leading to coolant leaks
• Electric water pump malfunction causing engine overheating
• Repeat repairs due to substandard replacement parts
• Coolant system inefficiencies affecting engine performance
• Premature wear of original water pump components

Installation Notes and Tips

Ensure the vehicle is fully cooled before beginning installation. This kit is designed for direct replacement on BMW 135i, 335i, 335i xDrive, and 335xi models, so verify compatibility with your specific model year. Follow manufacturer torque specifications when securing the water pump. Inspect related cooling system components such as hoses and thermostat during installation to maintain optimal system performance.

Quality Assurance and Warranty Information

Rein provides a 24-month or 24,000-mile warranty on this water pump installation kit, offering coverage against defects in materials and workmanship. Manufactured in Germany, the kit adheres to strict quality control standards to ensure reliable operation and durability in demanding automotive environments.