Hondata

i found the part number for it
but where can i actually order/buy it?

1997152

thank you for answers and the diagram is very helpful.

the boost solenoid, im taking it these are not honda specific.
what's a good make to get?
http://cgi.ebay.com/ebaymotors/maserati-biturbo-boost-control-solenoid ...

ive read through the hondata.com site
1.) it isnt clear where you get a boost solenoid/ where is it installed
2.) what are these "compontents" that need to be added to the ecu
3.) so a high boost button can be done? http://hondata.net/forum/viewtopic.php?t=5623&highlight=boost+control"
4.) with ...