yea, definitely put a wall in your crx fo sho son!yes like how much room if I do subs up port back or a wall?
what? it had to be the box?I would go with smaller subs in the car then 18s I had 2 SX 18s on a memphis 4000 tuned to 40 hz in my rex it didnt do some well like a 151.7 was the loudest it got but went with 4 10s on 2 4000s and did a 156.5 SB