Quote:
Originally Posted by eksigned
isn't the 535 kit non-intercooled? despite, ^ are the ess kits "up-gradable," in terms of going from 535 to ...650?
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I'm pretty sure you can go straight up like that, from 535 to 650. Off the top of my head, you just have to add the intercooler, tune, and new pulley for the blower.