Brand New Design Gen2 Hayabusa Sealed Undertail Speaker Box for 7.7 JL Audio Speakers
  This sealed Undertail Speaker Box unit is PPM Customs Design. This is a Direct replacement. Unbolt yours from your Sub frame & bolt ours to your Sub frame. Has molded battery box. Speakers are sealed in the Undertail for maximum clarity & base. This is a 1 piece Sealed Unit Undertail Speaker Box. 

08-UP Hayabusa Undertail