WHAT DOES JDM TOYOTA 2JZ GTE VVTI FOR SALE – BUILT 2JZ GTE MEAN?

Exactly what is the distinction between this engine and normal 2jz gte? Is that this motor improved? Some weaknesses with it? Are there some other difference between an auto with automated, visualize diff etc.Also, well worth noting that Toyota manufactured the airbox plus the air filter sufficiently big to feed two turbochargers, so even the inven