GM Genuine Parts Secondary Air Injection Check Valves are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These valves help prevent exhaust gases from flowing back through the air injection system. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). &#9888 <bold>WARNING:</bold>  Cancer and Reproductive Harm - <Underline>https://www.P65Warnings.ca.gov</Underline>

secondary air injection check valve