Genuine OEM Jaguar Vacuum Brake Booster Tube, part number C2S40408. This tube is a critical component that supplies vacuum from the engine to the brake booster, enabling power assistance for the braking system. It connects directly to the brake booster and the engine's vacuum source. Constructed from durable, flexible materials, it is designed to withstand engine bay temperatures and pressures. Using a genuine OEM tube ensures correct routing, secure connections, and reliable vacuum delivery for optimal braking performance.