JL Audio SB GM SLVEXT/12W3v3/BK Stealthbox Subwoofer Enclosure for 1999-2006 Chevrolet Silverado & GMC Sierra Extended Cab Trucks - 12" W3v3 Subwoofer, 500W RMS Power - Perfect for Car Audio Upgrades & Enhanced Bass Performance

A truck this nice begs for a great sound system. Our Stealthbox® for the extended cab versions of these vehicles makes sure you don't sacrifice comfort or interior cosmetics and delivers incredible sub-bass power and quality from its powerful, 500 watt, 12-inch subwoofer. The clever, slot-loaded design delivers superb sound quality and protects the woofer from the rear passengers' feet at all times.

The Hard Data: Contains one 12W3v3-2 in a sealed, down-firing enclosure. 500 watt power handling. Wired for 2 ohm mono. Installs under rear seat on driver side. Will not affect folding of rear seat or rear seat leg room. Allows room for amp installation on passenger side. Will not fit Standard Cab or Crew Cab trucks. Will fit C3 & SS models.