beginner tuners vs pro tuners

[charger69]

i realised there are beginners cars and pro cars, however it doesn't mean to be like this always, but most times it is, here's a sample of some JDM i realised

Honda : Begiiner - Civic/Integra
Pro - S2000/NSX

Toyota : Beginner - Celica/MR2
Pro: Supra

Nissan : Beginner - 200SX
Pro - Skyline

Mitsubishi: Beginner - Eclipse
Pro - 3000GT/Lancer EVO

etc...