Introducing Rottweiler Performance's high flow KTM 790/890 air-box lid. Bringing out your bike's potential is just what we do and our new tunable filtered air-box lid for the KTM 790/890 does exactly that. This filter lid is a post filter assembly designed to be used with the stock air filter or K&N's aftermarket Cotton Filter Assembly. The kit comes complete with 3 different density filter elements giving you the ability to fine tune your bike's performance.
http://www.rottweilerperformance.com/rottweiler-performance-power-plate-ktm-790-890-duke/ Introducing the Rottweiler Performance Power Plate. A tunable 'Post Filter' vented air-box lid that increases flow and horsepower on the 790/890 Duke. One minute installation and 2-4 horsepower.