they will fit in to b16a ,
The manifold are one piece type , from the top header mount to the catalys adapter ,
if this o2 sensor wont fit to your plug , you could use your stock o2 sensor .
For sale is either my 93 spec original spoiler - silver colour, scratch free
or,
99 spec original spoiler - adjustable, many scratches (chop shop condition), blue colour.
should i buy the apexi afc and boost controller meter, or save some money and go for dastek ecu....??? pro and cons......need all help from the sifus and tok guru...
anyway my engine is gsr and moding to go around...