Higher octane fuel

[1NZYaris1]

Originally Posted by Tamago

nope, won't see improvements

if toyota had bothered to make the ECU a little more agressive you would..


but ..

you won't..

don't waste your money ;)

Yep Save your money and put it towards Mod's ,
like air intake , axle back exhaust , NST pullies will give you an amazing boost, and once you've done that you will need a short shifter to keep up