Originally Posted by bizzelz
OK thanks for the replies. What do you think it would to for my '98 VR6 Jetta, it a 2.8 DOHC 5 spd... its not boosted, just intake and exhaust.
Nothing but the psyche factor... Seriously, the octane boosters or higher octane gas is a waste of time and money, except for high compression engines that are prone to pre-ignition.
You should concentrate on oxygenators to boost HP through fuel...