The Zeroflex TKO-12- 12″ 1000 RMS Subwoofers Dual Pack + Zeroflex TREX-3.1K 1 x 3300rms @ 1ohm Mono Amp Combo Pack is the ultimate audio package for car enthusiasts. The dual pack of TKO-12 subwoofers delivers powerful, deep bass with a total RMS power of 1000 watts. These subwoofers are designed to provide exceptional performance and durability, with their reinforced cones and high-quality components. The included TREX-3.1K mono amp is capable of delivering 3300 watts of power at 1 ohm, ensuring that the subwoofers can perform at their best. This combo pack is perfect for anyone looking to upgrade their car audio system and experience mind-blowing bass.