has anyone used the split second fuel and ignition timing controller. i have seen it advertised on jtuners.com. here is a link to there site. any comments welcome, thanks
http://www.splitsec.com/
The AIC is a pretty nifty unit. Once you figure it out and what settings to use it's pretty simple. I have my car running high 10's to low 11's AFR and no knock retard on 91 octane.