K+N is crap........ they fall off when you take a tumble!
Get the Pit Stop Tuning one, available exclusively from Effective Tuning in London. The man you want there is Paul Mclean.
http://www.zyworld.com/makki/
It really is the one to have! Much better made. And looks posh too!
Have only heard negative about the 2 speed, like the car is always in the wrong gear, good for on road but not for off, but that's secondary evidence......... bit expensive to try!
