The Denso 673-9301 Direct Ignition Coil is a reliable and efficient replacement part for select Audi vehicles. This direct ignition coil offers superior performance compared to traditional ignition coils, ensuring that the spark plugs of your Audi can ignite the air-fuel mixture in the combustion chamber. It is easy to install and provides a stable voltage for efficient engine performance and fuel economy. Compatible with part numbers 06C 905 115 A, 06C 905 115 B, 06C 905 115 E, and 06C 905 115 F, the Denso 673-9301 Direct Ignition Coil is a reliable and cost-effective solution for your ignition system needs.