Originally Posted by ccaudio
Doing two 18's in my 97 accord, ive got an ab 5K, im looking at the hdc3 18's. Should i step up to the 4 inch coil drivers or will the hdc3's take the 5k as long as im not stupid with them? Also what airspace would a pair of hdc3/4 18's like on 5k?
Should have no issue so long as you are careful on burps.
12cuft net is optimal for the pair, but doing more power then that will allow it to shrink by 1cuft.
Hdc4 uses same box recommendation.
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