The standard features of the Cadillac STS V6 include 3.6L V-6 255HP engine, 5-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st and 2nd row overhead airbags, automatic, 17" alloy wheels, cruise control, ABS and driveline traction control, StabiliTrak stability control, and a 8 way power driver seat.
| Transmission | MSRP | Engine | City/Hwy MPG | |
|---|---|---|---|---|
| V6 | 5 speed automatic | $40,525 | 255-hp / 3.6L 6-cyl | 17/24 |
| V8 | 5 speed automatic | $47,025 | 320-hp / 4.6L 8-cyl | 17/26 |