ok my civic is unfortunatly automatic k there is no one to blme but society lol j/k but i am sitting on some 18 inch racing harts which have slowed down my car a good amount i was wondering wat i could do mod wise to change that a lil u no maybe a couple hp's more any advice i know ima get hell for posting this but i needed to be asked




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. AEM short ram and APEXI N1 (what I've been told) cat back. 2.5 or 2 5/8 piping all the way back to muffler with 5 inch outlet... real deep sounding. lemme know if you are interested if it'll fit


