DesmaisonLCM wrote:

> Thx all for answers, i'll stay with 97 ron , i don't want to destroy my
> engine !
>
> I still have a question : there's octane booster sells in tunning shops
> for exemple, it's like an additive, you don't have to do anything on your
> engine management, just put in your fuel tank, what is it ?

Probably toluene or somethign similar. Utter waste of money unless your
ECU can handle it

> And i don't speak about nitous oxyde kit, which are more and more
> expensive but
> gives you a big kick in the ass when you press the magic button on the
> dashboard.

Oh yes. Then a big kick in the bonnet when the cylinder head blows off

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