Clean, fresh air is vital for the successful combustion of your Audi A6 engine. But to keep a clean supply of air into your engine, it is vital that you have a fully functional and efficient Audi A6 air filter. Your Audi air filter functions in keeping abrasive particles from getting into the engine system. When you need to secure a new air filter for your Audi ride, trust on Mann to give you the best in filtering ability. Over the years, Mann has been manufacturing air filters with cutting edge product specifications. Mann air filters are crafted in close cooperation with leading engine manufacturers. It features high mechanical stability and superior air intake. Mann Audi air filter will keep optimum composition of air-fuel mixture that will ensure consistent engine performance. If you want to keep the service life of your engine for a long time, equip your Audi ride with Audi Mann air filter. Remember though to regularly clean the filter to keep it from failing prematurely. If the filter gets too dirty your engine will not be able to suck enough air into the combustion chamber. If this happens, your vehicle will run roughly and it will lose power. If a clogged air filter is neglected for a long time your car may stop running altogether. Although car experts recommend that you change your air filter annually, replacement may also depend on the performance and frequency of use of your car. When it is time to replace your air filter, secure 99-02 Audi Mann air filter from us. We carry premium quality air filter from Mann that will fit superbly with your Audi.