Rear Seat Expansion Kit with Helmet Kits or Headsets Select Your Intercom:STX Stereo they all have one unmistakable

they all have one unmistakable thing in common — Race Fuel

Easy adjust design

(1) NASCAR 3C wired helmet kit

clear hear 50mm performance audio speakers

Rear Seat Expansion Kit with Helmet Kits or Headsets Select Your Intercom:STX Stereo they all have one unmistakableExpand your two person intercom system to 4 persons with these expansion packs. Available in headset and helmet kit options for STX Stereo and Mono Intercoms with 16' cables to reach the back seats. (see compatibility info below) AlphaBass Headset Features: TRUE Carbon fiber in AlphaBass models Leather ear seals Flex Boom Mic M101 Red dynamic noise cancelling mic Easy to use volume and bass controlUltimate Mono and STX Headset Features: Carbon Fiber