Its not a chip.
You either mail your ECU and key to them where they reflash it or you can get the more expensive one called the K-Pro which you plug into your car and you can edit and tune almost everything.
Hondata gives great gains for the price and with other mods its even better.
www.clubrsx.com or
www.hondata.com for a distributor/dealer.
Cost, i'm not from the US so I can't say whats the best price.