It’s no secret that the Subaru STi’s EJ25 motor have their limitations in stock form. However, there are significant improvements to be had in reducing those limitations which also allow for a well equipped, custom-tuned vehicle to make considerable power. We’re talking well in excess of 350 Horsepower at the wheels and nearly 400 Ft./Lbs....
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Flex Fuel, Custom Tuning, and you Subaru STI
