Genuine OEM Audi Ignition Lead Set, part number 03F905409C. This set of high-quality ignition cables is engineered to reliably transfer the high voltage generated by the ignition coil to the spark plugs, initiating combustion within the engine cylinders. Proper functioning of these leads is critical for consistent engine performance, smooth idling, and optimal fuel efficiency. Weighing approximately 0.44 kg, this set is designed for precise fitment and electrical integrity. Choosing genuine OEM ignition leads ensures correct resistance, insulation, and connector quality, preventing misfires and maintaining the vehicle's original ignition system specifications.