2006 Subaru Impreza WRX STi is a Sedan model with 6-speed manual transmission. This is a all wheel drive model With a power of 300 HP and 300.00 ft lbs of torque. An urban consumption is 16.00 MPG. The engine has a capacity of 2.50L with flat 4 cylinders. To view detailed specifications like fuel consumption and dimensions, please scroll below.