Genesis Upgrades Test Pipes | Performance Upgrades for Automotive Applications. Take a look at the Test Pipes we sell from top brands including Agency Power, ARK Performance, CNT Racing and Megan Racing. We sell Test Pipes for vehicles including Hyundai. We offer Test Pipes for applications including Hyundai Genesis Coupe and more. Select your vehicle from the search filter below to view Test Pipes by vehicle make, model and year.