The Genuine BMW Power Brake Booster - 34336868367 is a component of the braking system in BMW vehicles. It is responsible for increasing the force applied to the brake pedal by the driver, resulting in stronger braking power. This brake booster is a genuine BMW part, ensuring high quality and compatibility with the vehicle. It is designed to provide reliable and efficient braking performance, enhancing the overall safety of the vehicle. The part number for this brake booster is 34336868367.