Does anybody remember the website where they sell an additive for the freon to make it colder or something like that. I'm about to update the R12 system to the newer one, but everybody keeps telling me the older one was colder and since I'm in S.Fla I need to make it as cold as possible. TIA
Tomas Günther '87 GTI 16v '88 Supra Turbo '89 Celica GT-Four '95 CBR 600 F3
