Everything 4 Scion Exhaust Systems | Performance Upgrades for Automotive Applications. Take a look at the Exhaust Systems we sell from top brands including Advanced Flow Engineering, Agency Power, ARK Performance, CNT Racing, DC Sports, Greddy, Injen, Invidia, Magnaflow, Manzo, Megan Racing, Perrin, Tanabe and Tsudo Performance. We sell Exhaust Systems for vehicles including Scion. We offer Exhaust Systems for applications including Scion FRS, Scion tC, Scion xA, Scion xB, Scion xD and more. Select your vehicle from the search filter below to view Exhaust Systems by vehicle make, model and year.