Right now, the Scion FR-S is the most important car in its price range, and every tuner in the States wants to get in on the action. We’ve already seen the first custom wheels, and we’ve reported on a custom body kit from Five Axis Design. But how about a performance boost. We’ve recently stumbled upon this this Agency Power catback exhaust for the 2013 Scion FR-S as a teaser video ... [...]Source: autoevolution