I have actually tried to put Toluene in my old car GTI
my car made a lot of HP for the little 2.0T engine
and I must say you can feel a difference.
I added about 10% but our fuel is 98Ron from the pump.
I always had a question on is this safe? or am I adding too little?
Past: Gintani stage3 M3
present: Porsche 993, 964,997.1 GT3, Panamera Turbo
waiting to be delivered 2015:
Porsche 991 GT3RS