This secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

Combination Valve 911-970 Features:

• Fits 2002-2005 Audi A4; 2002-2006 Audi A4 Quattro; 2002-2004 Audi A6; 2002-2004 Audi A6 Quattro
• Direct replacement — this secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles
• Restores functionality — this valve is made to fit and fully restore part functionality after the original valve fails
• Durable construction — this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality — backed by team of product experts in the United States and more than a century of automotive experience