nitro x compared to kev mod
 

hi there anyone got a nitro x fuel power commander thing or o2 mod? are they any good and how do they compare to kev fuel mod and o2 mods? they seem quite cheap and how reliable? any advice appreciated, thanks..

This subject has been discussed before. Have a read of the following threads...

http://www.xt660.com/showthread.php?t=19649

http://www.xt660.com/showthread.php?t=16490

http://www.xt660.com/showthread.php?t=14086

http://www.xt660.com/showthread.php?t=12426

http://www.xt660.com/showthread.php?t=10307