STM has teamed up with Remflex to bring you the perfect, custom fit, graphite gaskets for your 2017+ Audi RS3. These work with stock and aftermarket midpipes. They are also a perfect match to the STM Mid Pipes. Sold as a pair or individually as needed.Vehicle Fitment:2017-2019 Audi RS3 Mid-Pipes3" 3-Bolt Flange Gasket:• 2-15/16" Port• 11/32" Bolt Holes• 3-7/23" Bolt SpacingRecommended Torque:15-17 Foot Pounds Remflex Gasket Details:• Remflex exhaust gaskets come in a standard 1/8" thickness and are designed to crush 50%. This allows them to fill gaps in the flange surface up to 1/16".• 100% flexible graphite construction means Remflex gaskets are good for up to 3,000°F, far exceeding that of any vehicle's exhaust system temperature.Remflex exhaust gaskets rebound 30%, creating an optimum seal that eliminates the need to re-torque.• Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000°F day after day, week after week, year after year. Now, this technology is available to enthusiasts of all kinds to eliminate exhaust leaks for good. See more STM Products