4C IMSA Wired Helmet Kit with Speakers and Mic headlight industry leading 45-watt GMRS radio

industry leading 45-watt GMRS radio kit

it’s got your play features and it's ideal for any 50/50 driver

2016 helixes were too steep and therefor had belt issues

Bottom cog is impregnated with short Aramid Fibers for better belt-to-sheave adhesion and reduced overall belt temperature

4C IMSA Wired Helmet Kit with Speakers and Mic headlight industry leading 45-watt GMRS radioDesigned for road racing, the IMSA Wired Helmet Kit with speakers and mic delivers loud, race ready audio and clear driver communication. Trusted in open wheel and sports car series like LMP2, GT3, GT4, and TCR. This kit features a 4 conductor IMSA configuration and installs easily into most helmets. Features: IMSA 4 conductor configuration for road racing and performance circuits Helmet speakers produce loud, clear audio for the best communication