Hypertech is offering now a new model Tuner for the 2009-2011 Subaru Impreza WRX and soon to have it for the STI model. Its a simple plug in, flash and gain power type of unit. It works very similarly to the COBB Accessport and if you purchase it from us, you would be saving $145 in comparison.
Dyno Chart: http://www.hypertech.com/PerformanceGraphs/Subaru/62007_2009_2011_Impreza_WRX_2_5L_Turbo.pdf
Some adjustable features are...
Cold Air Intake Tuning AEM with insert, AEM without insert, Injen Cold Air, K&N Typhoon
Cooling Fans Stock, 160 degrees F, 180 degrees F, 195 degrees F
Top Speed Limiter 25 - 75 MPH in 5 MPH increments, 81 to 255 MPH to match speed rated tires
Rev Limit -500 to +500 RPM Above or Below Stock Value
DTCs Read and Clear
Return Back To Stock
Engine Idle RPM -100 to + 200 RPM in 50 RPM increments
Product Page: Hypertech Max Energy Sport - Subaru WRX 2009-2011  - $449.00 : Kronos Performance, Leading since 6th Century BC
You Tube Video with more information about the product: SEMA 2010 Hypertech Max Energy for Subaru WRX - YouTube