ST5 FN Zero Racing Helmet (ABP And NON ABP) - FIA 8860-2018 ClutchMAX we eliminated both factory restrictive

we eliminated both factory restrictive resonators and replaced them with a high-flow resonator right after the front pipe connection with mandrel bent 3" tubing

Includes O2 sensor adapter

This tradeoff ends with AEM’s High-Output “Dumb” Inductive Coils

The ECUMaster Plug and Play adapter for the Nissan S13 SR20DET allows easier installation of the EMU Classic or EMU Black standalone to the J4/J5 ECU harness without spending hours making your own harness

This kit replaces the stock left

ST5 FN Zero Racing Helmet (ABP And NON ABP) - FIA 8860-2018 ClutchMAX we eliminated both factory restrictiveHomologated FIA 8860 2018 NEW! 8860 2018 is the latest 'super helmet' specification from the FIA. In short, this is the highest specification helmet ever developed. As a development from the prior spec (FIA8860 2010) the FIA has made some alterations: Two different specifications Standard and ABP Open cockpit car Closed cockpit car Increased energy absorption Low lateral impact Stilo was the first manufacturer to reach this stringent standard and has