I just stumbled across a website with some closeout prices on DNA air filters. Just bought one for my Duc - came out to $40 with shipping. They have some for Yamaha R6/R1, GSXR 6/750/1K, busas, Kawi ZX14, Daytona 675 and some others.
http://www.motovationusa.com/mvstore...d%20to%20cart.