DNA Aprilia RSV Series and Tuono V4 1100 Air Filters add horsepower while letting your sportbike breathe better. The efficiency of DNA Filters maximizes breathable surface area compared to the OEM filters allowing you to get the most horsepower on any track day event.Equivalent to Aprilia OEM: 8104329 TECHNICAL FEATURES Features DNA's advanced FCD (Full Contour design) DNA FCD air filter flow: 141.20 CFM (Cubic feet per minute) @1,5" H2O corrected @ 25° Celsius The DNA filter has a 17.02% higher airflow than the Aprilia stock paper filter! Extremely high filtering efficiency of 98-99%, with 4 layers of DNA Next Generation Premium Cotton These air filters are washable and resusable Drop-In Hassle Free Installation (simply follow the information in the workshop manual) Lifetime Warranty FITS RSV Mille R/Factory (04-11) Tuono V4 1100 RR (15-19)w/ Aprilia OEM 8104329 Filter Tuono 1000R Factory (05-10) Tuono 1000 RSV (06-09) RXV / SXV 450 (06-10) RXV / SXV 550 (06-10) RSV2 1000 (04-08)   Â