[MrFurious]

Originally Posted by nbrooks

I took a stock filter and cut all the paper out. I used a Dremel to cut out the front of the stock filter to make an even surface. I cut to fit Uni Filter bulk foam and siliconed it into the stock filter. This should allow much more air to flow. I am surprised any air passed through the paper of the stock filter. Oiling and cleaning will be a bit difficult since the foam is fixed onto the frame, but it is an option until someone comes out with a good aftermarket filter.

Best Dual Sport Bikes has one in the works, but if I read their site right they're going to be $100. That's pretty spendy for a foam air filter!