40 Miles on the 08 STI and we tune it!
There is not much to brag about, but, now that i have your attention, lets see what these new STI’s put down! The first couple runs showed about what we would expect to see. Most STI’s put down about...
View ArticleProving the PWI-2 Water Injection System
NEEDS TEXT FROM NASIOC Progressive-ness of the PWI-2 system. The PERRIN PWI-1 system stood out amongst competitive systems because of it being one of the first truly progressive water injection...
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