The OEM Harman Becker Amplifier 9261703 is designed specifically for BMW 528i, 535i, and 550i models from 2011 to 2016. This silver amplifier comes with a 90-day warranty and is guaranteed to fit seamlessly into your vehicle. As a genuine BMW part, you can trust that it will provide high-quality sound and performance for your in-car entertainment system. Upgrade your car audio experience with this reliable and durable amplifier from the reputable brand BMW.