The Genuine Porsche Power Brake Booster (part number 95535592301) is a component of the braking system in Porsche vehicles. It is responsible for amplifying the force applied to the brake pedal, making it easier for the driver to slow down or stop the vehicle. This brake booster is an authentic Porsche part, ensuring high-quality and reliable performance. It is designed specifically for use in Porsche models and is compatible with the 955 and 957 series.