Harmony Audio Compatible with 1999-06 Chevy Silverado Extended Cab Truck HA-R104 Dual 10" Sub Box with Harmony HA-A400.1 Amplifer

The "Dual 10" Subwoofer Package for 99-06 Chevy Silverado Extended Cab is a must-have upgrade for any music lover who wants to feel the thumping bass of their favorite tunes.

With its custom-designed dual 10" subwoofers, this package delivers unparalleled sound quality and deep bass that will leave you breathless.

The included Harmony Audio HA-R104 Rhythm Series 10" subwoofer is specifically designed to provide maximum bass output, while the Harmony Audio HA-A400.1 Class D Mono 800W sub amp ensures that your music stays loud and clear for miles.

Plus, with the included remote bass control knob and power indicator LED, you can adjust the bass level to your liking without ever leaving your driver's seat.

Don't settle for mediocre sound quality - upgrade to the "Dual 10" Subwoofer Package for 99-06 Chevy Silverado Extended Cab today and experience music like never before!