Alpine S-W8D4 S-Series 8″ Dual 4 Ohm Subwoofer HiTV This keeps you on route

This keeps you on route when driving through complex and dense city road systems

and the lack of rear decompression hole allow the box to be shaped around the subwoofer

Turn-by-Turn WAZE map navigation helps you focus your attention on driving

Specification:

CTCSS (Continuous Tone Coded Squelch system) and DCS (Digital Coded Squelch) Codes

Alpine S-W8D4 S-Series 8″ Dual 4 Ohm Subwoofer HiTV This keeps you on routeAlpine S W8D4 S Series 8 Dual 4 Ohm Subwoofer Alpine introduces the all new S Series Subwoofers, their unique design substantially improves bass output and provides installation versatility. Available in a twelve, ten and eight inch each S Series subwoofer uses a custom stamped steel frame. These high strength frames were designed to withstand the rigors of the improved S Series motor. They have frame leg vents as well as a vented back plate to help