b16a tranny help

[Rtsvtec2004]

i got a b16a with the transmission and a pw0 ecu where is the id tag for the trans to know which one i have, i want to get a lsd for it (i know it doesnt have one already) if anyone could help it would auesome

 

[91_civic_si]

Honda Integra GS LS 90-00 Quaife ATB differential - Quaife Engineering