{"product_id":"audi-8v-rs3-8s-tt-rs-2-5t-long-tube-catless-downpipe-2017","title":"Audi 8V RS3 \/ 8S TT RS 2.5T Long Tube Catless Downpipe (2017+)","description":"\u003ch1\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAudi 8V RS3 \/ 8S TT RS 2.5T Long Tube Catless Downpipe (2017+)\u003c\/b\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum Exhaust Flow. Enhanced Turbo Response. Unleash 2.5 TFSI Performance.\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p2\"\u003eUnlock the performance potential of your Audi RS vehicle with the \u003cspan class=\"s1\"\u003e\u003cb\u003eSimuFlow Long Tube Catless Downpipe\u003c\/b\u003e\u003c\/span\u003e, engineered for compatible Audi 8V RS3 and 8S TT RS models equipped with the powerful 2.5L TFSI turbocharged five-cylinder engine.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eDesigned to eliminate the restrictions of the factory catalytic converter, this high-performance long tube downpipe provides a more direct exhaust pathway, helping reduce backpressure, improve turbocharger efficiency, and deliver a louder, more aggressive exhaust note.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eWhether you’re building a high-horsepower 2.5 TFSI setup, upgrading your Audi with performance modifications, or preparing your vehicle for dedicated track use, the SimuFlow Long Tube Catless Downpipe is designed to support increased exhaust flow and demanding performance applications.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eHigh-Flow Long Tube Design:\u003c\/b\u003e\u003c\/span\u003e Engineered to provide an optimized exhaust pathway that reduces restrictions and promotes efficient exhaust gas evacuation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eCatless Configuration:\u003c\/b\u003e\u003c\/span\u003e Eliminates the factory catalytic converter to maximize exhaust flow and reduce backpressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eTurbocharged Performance:\u003c\/b\u003e\u003c\/span\u003e Designed to support the increased exhaust demands of Audi’s 2.5L TFSI turbocharged five-cylinder engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eEnhanced Turbo Response:\u003c\/b\u003e\u003c\/span\u003e Reduced exhaust backpressure can support quicker turbo spool and sharper throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eOptimized Exhaust Efficiency:\u003c\/b\u003e\u003c\/span\u003e Promotes improved exhaust gas evacuation, particularly under increased boost pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eAggressive Five-Cylinder Sound:\u003c\/b\u003e\u003c\/span\u003e Produces a louder, deeper exhaust note that highlights the distinctive character of Audi’s legendary turbocharged five-cylinder engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003ePerformance Tuning Potential:\u003c\/b\u003e\u003c\/span\u003e Designed to complement performance ECU calibrations, upgraded turbochargers, and supporting engine modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eAudi RS Platform Compatibility:\u003c\/b\u003e\u003c\/span\u003e Designed for compatible Audi 8V RS3 and 8S TT RS applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003ePerformance Benefits\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMaximum Exhaust Flow\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p2\"\u003eThe long tube catless design removes the restrictions of the factory catalytic converter, allowing exhaust gases to exit the turbocharger more efficiently. This helps reduce backpressure and supports improved exhaust performance under demanding driving conditions.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eEnhanced Turbocharger Efficiency\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p2\"\u003eReducing exhaust restriction can help the 2.5 TFSI turbocharger operate more efficiently, particularly on modified vehicles running increased boost pressure, upgraded turbochargers, or performance ECU calibrations.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAggressive 2.5 TFSI Five-Cylinder Exhaust Note\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p2\"\u003eExperience a louder, more pronounced exhaust tone, enhanced turbocharger sound, and the distinctive character of Audi’s high-performance turbocharged five-cylinder engine. The catless configuration brings out the unmistakable sound of the 2.5 TFSI platform.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eVehicle Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eAudi RS3:\u003c\/b\u003e\u003c\/span\u003e 8V — 2017–2020 (North American models)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eAudi TT RS:\u003c\/b\u003e\u003c\/span\u003e 8S — 2017–2022 (North American models)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eEngine:\u003c\/b\u003e\u003c\/span\u003e 2.5L TFSI Turbocharged Inline-Five\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eConfiguration:\u003c\/b\u003e\u003c\/span\u003e Long Tube Catless Downpipe\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003eAdvertised Model Years:\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e 2017+\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eNote:\u003c\/b\u003e Fitment may vary by production year, engine code, drivetrain configuration, and factory emissions equipment. The 8V RS3 and 8S TT RS have different production timelines, and this product should not be assumed to fit newer 8Y RS3 models. Confirm exact vehicle compatibility before purchasing.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eImportant Information\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFor competition\/off-road use only where legally permitted.\u003c\/li\u003e\n\u003cli\u003eThis downpipe removes the factory catalytic converter and is not legal for installation or use on pollution-controlled vehicles on public roads in the United States.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is strongly recommended.\u003c\/li\u003e\n\u003cli\u003eInstallation may trigger a check engine light due to the removal of the factory catalytic converter.\u003c\/li\u003e\n\u003cli\u003eECU calibration may be required depending on the vehicle’s configuration.\u003c\/li\u003e\n\u003cli\u003eExhaust sound and performance characteristics may vary depending on existing modifications.\u003c\/li\u003e\n\u003cli\u003eVerify exact vehicle compatibility before purchasing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eShipping \u0026amp; Delivery\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eEstimated Delivery Time: 15 Days\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eYour SimuFlow Long Tube Catless Downpipe is carefully prepared and shipped to ensure it arrives safely and in excellent condition.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003ePlease allow approximately \u003cspan class=\"s1\"\u003e\u003cb\u003e15 days for delivery\u003c\/b\u003e\u003c\/span\u003e from the date your order is placed. Delivery times may vary slightly depending on your location and shipping conditions.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":47606504194220,"sku":null,"price":475.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/1475\/0636\/files\/IMG_5696.png?v=1791764314","url":"https:\/\/simuflowexhaustco.com\/products\/audi-8v-rs3-8s-tt-rs-2-5t-long-tube-catless-downpipe-2017","provider":"My Store","version":"1.0","type":"link"}