bulletAero wheel package (standard equipment on 91 & 92 5-door turbos) 
bullet Three spoke 16" Aero wheels 
bullet Lower, stiffer suspension 
bullet As close to an Aero as you can get without having an Aero. 

 

bullet9000 S and most other models are otherwise generally "loaded"
bulletBase 9000 model less so

 

bulletTurbo models are much more powerful than non-turbos
bulletPotential for having been abused is obviously somewhat greater