hey man sorry im getting back to you late.
i bought it used. it was imported from japan and i bought it off the original owner. i dont really no much else besides that..
i was looking for 4 years and finally found one.
its impossible to get
goodluck

Love that difuser been searching 4 1 like that 4 2 years were did u get it i cant find top garage hope u hook it up i m working on a rb25 widebody s14 thanks eamail me [email protected]