The Ultimate Performance Subaru

The 2011 WRX STI continues as the ultimate-performance Subaru with its high-boost 305-hp turbocharged/intercooled 4-cyl. Boxer engine and 6-speed manual transmission. The STI also features Multi-Mode Driver Controlled Center Differential (DCCD) version of Symmetrical All-Wheel Drive with three "Auto" modes, as well as a manual mode with six driver-selectable differential locking settings.

The Subaru Impreza WRX STI is equipped with advanced dynamic control systems, as well: the Multi-Mode Vehicle Dynamics Control (VDC) stability and traction control system is standard and features a track performance-optimized mode; Subaru Intelligent Drive (SI-DRIVE) technology allows the driver to tailor the car's driving characteristics by choosing from among three selectable modes - "Intelligent," "Sport" and "Sport Sharp" - using a rotary dial on the center console.

The 2011 Subaru Impreza WRX STI models arrive in Subaru dealerships in late summer 2010.

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    Non-turbo models
    The non-turbo engine is designed to operate using unleaded gasoline with an octane rating of 87 AKI or higher. ...

    Maximum allowable speeds
    WARNING When shifting down a gear, ensure that the vehicle is not travelling at a speed exceeding the Maximum Allowable Speed for the gear which is about to be selected. Failure to observe this p ...

    Airflow control dial
    Airflow control dial Each dial position activates the following air outlets. AUTO: The airflow control is adjusted automatically in accordance with the air temperature inside and outside the passeng ...