Alright, well I believe the only difference between the X3 and the SF3 is that the SF3 comes with pre-loaded tunes. Same programmer, just one has preloaded tunes.
Alright, well I believe the only difference between the X3 and the SF3 is that the SF3 comes with pre-loaded tunes. Same programmer, just one has preloaded tunes.
http://www.sctflash.com/showproducts.php
This is SCT's website that says SF3 comes with preloaded tunes, and the X3 is where you have to generate your own tune/ load a tune into it.