Originally Posted by Turbodefrost
i guess it's a good thing to put higher octane in, i just haven't really seen much of a difference. maybe now that i've had my car a while i'll try it agian and see if i can tell. i think it's just more for long term preserving of the engine. but i'm poor so 89 is enough for me!
high octane means better MPG or i think your case it would be Better KMPG. i always use highest octane and sometimes a octane booster on top of that like 92 octane then i use a octane booster too.