Celica Upgrades Exhaust Systems | Performance Upgrades for Automotive Applications. Take a look at the Exhaust Systems we sell from top brands including Invidia, Magnaflow, Megan Racing and Tanabe. We sell Exhaust Systems for vehicles including Toyota. We offer Exhaust Systems for applications including Toyota Celica and more. Select your vehicle from the search filter below to view Exhaust Systems by vehicle make, model and year.