JL Audio SB-T-TCMAX/10TW3 Stealthbox&reg; for 2014-Up Toyota Tundra CrewMax (SKU #94616) Stealthbox for 2014-Up Toyota Tundra CrewMax Contains two 10TW3-D4 subwoofer drivers in a sealed enclosure. 800 watt power handling. Wired for 4 ohm mono. Installs behind rear seat-backs and requires no permanent modifications to the vehicle. Factory subwoofer (if equipped) must be removed and jack tools must be relocated for installation of Stealthbox. Year: 2014-Up Subwoofer: Two 10TW3-D4 Impedance: 4 Ohms (final load)