This 2011 Saab 9-5 Aero, with 114k miles, features extensive Hirsch Performance modifications including an engine tune, body kit, wheels, and suspension, along with Brembo front brakes. It boasts a comprehensive list of factory options such as XWD, a panoramic sunroof, heated and ventilated front sport seats, a head-up display, and a Harman Kardon audio system. Recent maintenance includes replacement of the throttle body, boost control valve, driveshaft, and rear differential, though the car shows some cosmetic imperfections like bumper scratches, rock chips, and underbody corrosion.