BMW Secondary Air Injection Control Valve - Genuine BMW 11727838028

Ensure your BMW M3's emissions system operates flawlessly with this Genuine BMW Secondary Air Injection Control Valve. Part number 11727838028, this essential component accurately regulates the flow of fresh air into your exhaust system during cold starts, helping to reduce harmful emissions and ensure your catalytic converter reaches operating temperature quickly.

As a genuine BMW part, it guarantees a precise fit, optimal performance, and the superior quality and reliability expected for your vehicle. Replacing a faulty valve with this original equipment part helps prevent "Check Engine" lights and maintains your BMW's designed emission standards.

This control valve is specifically designed for BMW M3 models from 2008-2013 featuring the 4.0L V8 S65B40A engine, serving cylinders 1-4.