Originally Posted by Eklypse39
yeap.
also, you can increase that by 10 on premium gas. the new J30A4 advances the engine timing when the gas is detected.
91 or 93 octane? How is this done? Is this a documented feature, or I "it feels faster" feature? (I know you're a mod, please don't take that as a smart ass question

I'm just curious!)