Its the explode sticker that goes across the front of the winshield that really adds deebeesI hear they also add 10 HP per sub too.
Soundsplinter says optimal car ported is 1.5 with Fb= 34 Hz, so it might be feasable, even though you might have to do with a bit less extension? I have no clue as to how much 0.25 cu ft less will influence the response.You think I could do the rl-P's in 1.25 ft^3 each (ported)?