Dorman 306-006 Secondary Air Injection Pump

Secondary Air Injection Pump for BMW Applications

This Dorman secondary air injection pump is built to match the fit and function of the original pump on specified BMW applications. It is a direct replacement for BMW 323i, BMW 328i, and BMW M3 models covered by the fitment data, with construction focused on dependable operation and long-term durability.

Key Features

• Direct replacement secondary air injection pump for specified BMW applications
• Engineered to match original fit and function
• Built from quality materials for reliable performance
• Designed for BMW 323i, BMW 328i, and BMW M3 fitment
• Part number 306-006 for easy identification
• No pulley included
• No mounting hardware included

Detailed Description

Dorman 306-006 is a secondary air injection pump designed for BMW emission control systems that require OE-style replacement performance. It serves as a direct-fit solution for 1998-1999 BMW 323i, 1996-1999 BMW 328i, and 1994-1999 BMW M3 applications, including the 1994 BMW M3 L6 182CID 3.0L (2990cc) configuration listed in the fitment data. This pump is intended to restore proper secondary air injection operation when the original unit has failed or no longer performs as required. This part cross-references 332201M and 11721744490 for the same application.

What It Helps Fix

• Secondary air injection pump failure
• Emission system fault codes related to air injection performance
• Cold-start emissions issues on BMW 323i, BMW 328i, and BMW M3 models
• Reduced airflow through the secondary air injection system
• Noise or inconsistent operation from a worn pump

Installation Notes and Tips

Verify vehicle year, model, and engine configuration before ordering. This replacement pump is supplied without a pulley and without mounting hardware, so reuse or source any required related components as needed for the repair. Confirm all air injection hoses, electrical connections, and mounting points are in serviceable condition before installation. The part number 306-006 should be matched to the vehicle application and OE reference before installation.

Quality Assurance

Dorman designs this pump to match original fit and function using quality materials for reliable performance and durability. It is built as a replacement component for specified BMW emission control applications.