Honda D Series Forum banner

air intake

  1. Long Or Short Air Intake?

    Naturally Aspirated
    Hello. I have question.. i have right now this long air intake on my civic Arospeed Cold Front Air Intake System - 155007 by Arospeed but i dont know if its bad or good. i have a short one KN. to changed.. any recomendations?
  2. d17a2 build help

    Engine Building
    So i was gonna sell my 05 civic ex but decided that id deal with the pain of having a 127hp engine. Ive been contemplating what to do so that it actually can gain some hp and thought i should just run it by some ppl with d series engines. I was thinking of getting a STAGE 1 CAMSHAFT from CROWER...