URO 11727571589 Secondary Air Injection Pump

Overview of URO Secondary Air Injection Pump

The URO Secondary Air Injection Pump (Part Number 11727571589) is designed to support emission control systems in select BMW models. This new pump ensures proper air injection to reduce harmful emissions and maintain engine efficiency.

• Inside diameter: 28.8 mm
• Hose outside diameter: 35.6 mm
• Connector gender: Female
• Grade type: Regular
• New, not remanufactured
• Mounting hardware included

Detailed Product Description

This URO secondary air injection pump is engineered to meet the specifications required for BMW vehicles including the 325Ci, 325i, 330i, 525i, 530i, 545i, 645Ci, 745i, 760i, M5, M6, X3, and X5 models. The pump features a 28.8 mm inside diameter and a 35.6 mm hose outside diameter, ensuring compatibility with the air injection system components. The female connector design facilitates secure electrical connections. As a new part, it provides reliable performance and longevity compared to remanufactured alternatives.

Applications and Common Issues Addressed

• Restores proper secondary air injection function to reduce exhaust emissions
• Resolves check engine light triggers related to air injection system faults
• Improves cold start emissions control in compatible BMW models
• Eliminates rough idling caused by faulty air injection pumps
• Prevents failed emissions tests due to secondary air injection malfunctions

Installation Notes and Tips

When installing the URO secondary air injection pump (11727571589), ensure all electrical connectors are securely attached to the female connector. Verify hose diameters match the 28.8 mm inside and 35.6 mm outside specifications for proper fitment. It is recommended to inspect related air injection system components for wear or damage during replacement to maintain optimal system performance.

Quality Assurance and Warranty

This URO secondary air injection pump is manufactured to meet OEM standards for fit and function. It is supplied as a new component to ensure consistent quality and durability. Please refer to the product packaging or manufacturer documentation for specific warranty details.