option 1: Blaupunkt XLF 200 A ----- under seat shallow sub(150 watt RMS) BLAUPUNKT: *Speaker
option 2: Blaupunkt GTB 8200 A : (75 watt RMS)this one comes with a ported box, but i will seal it for better SQ and cleaner and accurate bass ----- BLAUPUNKT: *Speaker
IS there any difference...