Audi RS5 B9/B9.5 Catless Downpipe

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Downpipe Diameter 3.5 inch Cat Type Catless (no catalytic converter) Material T304 Stainless Steel Fitment Fits stock or modified vehicles – no modifications required Compatible wi th Audi RS5 B9/B9.5 (2017–2024). Unleash the full potential of your Audi RS5 B9/B9.5 with this high-flow catless downpipe, engineered for maximum performance gains from 2017–2024 models. By eliminating restrictive catalytic converters, this downpipe reduces backpressure and delivers improved throttle response, enhanced turbo spool-up, and a more aggressive exhaust note. Direct bolt-on fitment ensures hassle-free installation without modifications. Perfect for tuned vehicles seeking noticeable power increases and a track-ready sound. Pair with ECU tuning for optimal results. Show more