JL Audio SB-T-TUNDCMAX/13TW5v2 Stealthbox&reg; for Toyota Tundra CrewMax '07-Up (SKU #94410) Stealthbox for 2007-2013 Toyota Tundra CrewMax Contains one 13TW5v2-4 subwoofer in a sealed enclosure. 600 watt power handling. Wired for 4 ohm mono. Installs behind the rear bench. One notch of seat travel is lost with installation and full-recline of the seat-back is only available when the seat is in its more forward positions. If the vehicle is equipped with the factory JBL subwoofer, you must do one of the following to install the Stealthbox: A) Permanently modify (cut) the factory trim panel. B) Obtain a replacement no-subwoofer trim panel from Toyota Parts prior to installation. Year: 2007-2013 Color: All Subwoofer: Single 13TW5v2-4