SKP SK911976 Secondary Air Injection Check Valve

Secondary Air Injection Check Valve for BMW V8 Applications

SKP SK911976 is a secondary air injection check valve for select BMW models with emission control air injection systems. It is built for direct replacement use on the listed 2002-2006 BMW 7 Series and 6 Series applications, including BMW 545i, BMW 645Ci, BMW 745i, and BMW 745Li.

Key Features

• Secondary air injection check valve for emission control service
• Direct-fit replacement for the listed BMW applications
• Supports proper one-way airflow in the air injection system
• Cross-references Monroe Shocks & Struts 911976 for the same application
• Part number: SK911976

Detailed Description

This SKP secondary air injection check valve helps maintain correct airflow direction in the air injection system, which is part of the vehicle’s emissions equipment. It is listed for 2002-2005 BMW 745i and 745Li, 2004-2006 BMW 545i, and 2004-2005 BMW 645Ci. If you are replacing a worn or malfunctioning BMW secondary air injection check valve, SK911976 provides a direct replacement option for these specific applications.

What It Is Used For

• Replacing a leaking or stuck secondary air injection check valve
• Addressing secondary air system fault codes
• Restoring proper air injection flow control during cold-start emissions operation
• Correcting emissions-related drivability concerns tied to the air injection system

Installation Notes and Tips

Verify the vehicle year, model, and emission system configuration before installation. Inspect connected hoses, fittings, and adjacent air injection components for wear or contamination during service. Confirm the replacement matches the original valve location and connection style on the BMW 545i, 645Ci, 745i, or 745Li application.

Quality Assurance

SKP SK911976 is cataloged as a replacement emission control component for the listed BMW applications and cross-references Monroe Shocks & Struts 911976 for the same fitment.