Alpine S2-W8D4 S-Series 8" subwoofer w/dual 4-ohm voice coils marine variable bass boost (0 to

variable bass boost (0 to +9 dB at 70 Hz)

speaker-level inputs feature signal-sensing amplifier turn-on

Mini ANL Super-Seal Marine Fuse holder

including FM that sounds almost as good as a CD

Alpine S2-W8D4 S-Series 8" subwoofer w/dual 4-ohm voice coils marine variable bass boost (0 toGreat bass for less For the best in bass, you need the best in materials and engineering. Alpine's redesigned Next Generation S Series subwoofers apply technology from their higher end subs to bring you the depth and punch that'll make your tunes come alive. With high tech materials and Alpine know how, these subs deliver the lows you crave at a budget friendly price. Redesigned for better sound The S W8D4 8" sub handles up to 300 watts RMS, so you