Thats the official page. According to them it seems to operate on cars without a fuel return line... It could simplify installations on later 2G cars, but who knows if its really reliable.
NeoVB 1997 Eclipse GS
NeoVB 2005 Subaru Impreza 2.5RS 1997 Mitsubishi Eclipse GS TURBO 1995 Mitsubishi Galant ES DOHC TURBO 1991 Eagle Talon TSI AWD