all of the above.
This is a discussion on On the 2010 WRX / STI.. within the New Member Hangout forums, part of the Community - Meet other Enthusiasts category; Is it just the larger turbo and intercooler making the differnece in power? Or is there more to it like ...
Is it just the larger turbo and intercooler making the differnece in power? Or is there more to it like injectors and computer programming? Thanx.
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