Originally Posted by Baer383

I have been using it for 2 years on 2 different SC 370z and tune my own car,and the head tuner @ Z1 motorsports is extremly impressed on the way it runs and the timing it pulls @ 7k.

I think you guys should talk or read about people who use it I think you would change your tune.

Mixing racing gas would be better but for the price of 110 octane fuel vs Torco,it only cost $19 a tank extra and I can afford it.

Originally Posted by IDZRVIT

I didn't say it wouldn't improve performance so learn to read what people write before you make your rude comments. Like I stated earlier, you can't raise the octane of gasoline out of any can. So go back and figure out what this additive is actually doing and report back.