The standard features of the Saab 9-5 Aero include 2.3L I-4 250HP engine intercooled turbo, 5-speed manual transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, driver and passenger side airbag head extension, airbag occupancy sensor, automatic, 17" alloy wheels, cruise control, ABS and driveline traction control, and a stability control.