the system in the liquid phase ? IN THEORY, the solution to many problems (also performance), in practice those icom have always given a lot of problems, even on the subaru that the hope of the series.
for those who said that the jappo suffer from the gpl: I had a fiat primera 1.6 sucked in to the gpl, and I scrapped with 260kkm, most of which are covered, in fact, to the gpl. the system was simple and to the gas phase