IMSA Helmet Kit (Helmet Harness) IMSA just add your radios

just add your radios

the microphone impedence and style does not always allow for the same universal interchangeability with a standard NASCAR helmet kit

If for some reason the coil cord fails

The Nerdie NASCAR System is a 3-conductor race communication system designed by a racer for racers

NASCAR Car Harness (3-Conductor)

IMSA Helmet Kit (Helmet Harness) IMSA just add your radiosIMSA Helmet Kit (Helmet Harness) 4 Conductor Plug (Nexus Stlye) Slim line molded Y block and are pre wired for easy installation in any type of helmet. Designed for rugged use, durable polyurethane insulation provides strength, flexibility and abrasion resistance. Spiral shielding provides superior protection against radio frequency (RF) and electro magnetic (EM) interference.