hey guys im just looking for different ideas on what to do with my stagea rsfour, rim sizes widths etc bumpers lights turbos. im currently running a custom rx7 turbo with a milled out rear 25neo housing. ive got a manual 32 gtr box in there at the moment and my airbag light stays on solid also im having troubles with bad afm making really rough idle and idling lumpy as if i have 272 degree cams in it. please help. i just got a new cas as it wouldnt start. put that it went for a boost and then i slowed down at a intersection and it went lumpy as all of a sudden.