The Pierburg Secondary Air Injection Control Valve - 722295650 is a component used in the secondary air injection system of a vehicle. This valve is responsible for controlling the flow of air into the exhaust system, which helps to reduce harmful emissions. It works by opening and closing to allow air to enter the exhaust system at specific times, as directed by the engine control unit. This helps to improve the efficiency of the catalytic converter and reduce pollutants in the exhaust gases. The Pierburg Secondary Air Injection Control Valve - 722295650 is a high-quality, reliable component designed for use in various vehicle makes and models.