Genuine OEM Audi Brake Booster Vacuum Hose, part number 1K0612041GQ. This critical hose is responsible for transferring vacuum pressure from the engine to the brake booster, providing power assistance for the braking system. It ensures consistent and effective brake pedal feel and stopping power. Made from durable, vacuum-resistant materials, this hose is designed for precise fitment and long-term reliability. Using a genuine OEM vacuum hose guarantees the correct pressure transfer and maintains the integrity of the vehicle's braking system.