Posted June 8, 201016 yr i was looking at the fi website and both have the same rms so can someone tell me the difference
June 8, 201016 yr th fi q is more sq the fi bl is more spl , the bl will be louder. the q you can use in ported or seals the bl is ported only not recomended for seals enclosurebut its also install dependant to how it will sound Edited June 8, 201016 yr by icy_chris