anyone with the 2.4 turbo engine has one of these(dunno about the others).they are used on a few things here is some info if needed about it http://www.turbosupras.com/pages/en/pages/technical/CT20%20turbochargers.htm the article is a supra one that shares the same unit.interesting to note the 1 bar reccomendation,this is roughly about what pressure the ecu steps in to avoid your engine chucking lumps at you.