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  1. Locked ECU in 97 Impreza ej22

    DIY - How / To Installs
    So, I have been doing a lot of reading. I plan on turboing my 97 Impreza with a 2.2L. I have heard that my ecu is locked, and my car will need tuning but I won’t be able to? I have also heard, that the stock ecu will run it perfectly fine at around 6-8 psi? What is right and wrong? I have read a...
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