Injen AMSOIL Ea Nanofiber Dry Air Filter - 3.00 Filter 6 Base / 5 Tall / 5 Top 2011-audi-a4-esi9465823 Urethane Surround: Provides stability at

Urethane Surround: Provides stability at high temperatures and maintains shape for an adequate seal at all times

Fuel trim for starting

Peak Gains* +30

✅ Compatible with the Radium Port Injection Kit for seamless integration

Injen AMSOIL Ea Nanofiber Dry Air Filter - 3.00 Filter 6 Base / 5 Tall / 5 Top 2011-audi-a4-esi9465823 Urethane Surround: Provides stability atWith a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab tested and race proven, Injen's air filter line features state of the art designs and performance. All SuperNano Web air filters feature a proprietary media that includes and high flow base media with a highly efficient Nano membrane applied on top. This allows our SuperNano Web media to flow the