The GT5-12 will actually make you think about this question.
It combines classic elements with modern JBL engineering breakthroughs. Check out competitors at a similar price point – you won’t find a more solid motor structure, or one that can handle more of whatever intense bass assault you can dish out. The JBL GT5-12 subwoofer features a single 4-ohm voice coil and a vented motor structure, and offers 1100 watts of peak power handling. The GT5-12 also features JBL's newest design, combining classic elements with modern ones.