oh, btw, my mate in a 180sx (auto) previous PB was 15.4'ish, consistant mid-15s before that, recently bought.
POD filter, Catback exhaust, bleed valve(11psi'ish) and some lowered suspension, total outlay of $1700'ish...
and ran a 14.80 (not bad for a mild-modded AUTO eh?)