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  1. J

    Injen dry cone air filter vs Amsoil Ea?

    Hello, I have been using a K&N cone air filter on my old Corolla 1999 Japanese version, 4AFE engine for several years now. I am not interested for now, in going back to the OEM setup, since I already have things setup for these types of filters, including the current battery size, so I don't...
  2. J

    99% IPA (isopropyl alcohol)will it damaged spark p

    Hello, I will like to know if anyone that have use isoHEET water in tank/fuel system removal or equivalent 99.5 % Isopropyl alcohol on every tank fill, with the recomended isoHETT dose, have had any problems with it damaging or wearing the spark plugs faster than usual ? Replies most apreciated...
  3. J

    Fuel tank and system water remover additive...

    I live in Costa Rica, where is hot and humid year round, a tropical weather every day. There has been a word out from ever since, that we have bad fuels that can even contain a little water. I would not doubt this as the monopoly refiner company, are quite burocratic as other goverment owned...
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