Alpine S2-W8D4 Powersports Audio Source Units Frequency range: 850 Hz to

Frequency range: 850 Hz to 33 kHz (with filter)

Connecting directly to your vehicle's OBD-II port eliminates the need for complicated hardwiring and keeps your car’s wiring intact

Alpine loads the SBV-10-WRA with a rugged 10" subwoofer

3/4" MDF construction

625" (600mm) x 13

Alpine S2-W8D4 Powersports Audio Source Units Frequency range: 850 Hz toAbout the Alpine S2 W8D4 Great 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