{"product_id":"fabspeed-porsche-992-twin-turbo-twin-turbo-s-cat-back-valved-maxflo-exhaust-system-2021","title":"Fabspeed Porsche 992 Twin Turbo \/ Twin Turbo S Cat-Back Valved Maxflo Exhaust System (2021+)","description":"\u003cp\u003eTreat your 992 Twin Turbo, Turbo S, or Turbo “50 Years” edition to the finest cat-back exhaust solution available. The Fabspeed Valvetronic Exhaust is fully plug-and-play with Porsche PSE, allowing quiet highway cruising with PSE off or an aggressive, open-valve experience when PSE is on.\u003c\/p\u003e \u003cp\u003eWith over 30 years of air-cooled and water-cooled Porsche experience, Fabspeed Motorsport USA continues to elevate the 992 platform. Fabspeed was the first to design and engineer valved exhaust systems for every Porsche Twin Turbo model—from the 1996 993TT to today’s 992 Turbo and Turbo S. This system uses certified Helical Aerospace valves imported from the U.K., the same manufacturer trusted by OEMs like Porsche, Ferrari, Lamborghini, McLaren, and Aston Martin.\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eSOUND\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv style=\"display: flex; justify-content: center; align-items: center; gap: 10px; margin: 10px 0;\"\u003e\n\u003cspan style=\"font-family: 'Rajdhani',Arial,Helvetica,sans-serif; font-size: 16px; font-weight: bold; white-space: nowrap;\"\u003e Click to experience the Fabspeed sound → \u003c\/span\u003e \u003caudio id=\"productAudio\" width=\"300\" height=\"32\" src=\"https:\/\/store-fh9wsjv2.mybigcommerce.com\/content\/Sound\/992TurboSportCatandValvetronicSound.mp3\"\u003e\u003c\/audio\u003e \u003cbutton id=\"playButton\"\u003ePlay Sound\u003c\/button\u003e\n\u003c\/div\u003e \u003cscript type=\"text\/javascript\"\u003e\/\/ \u003c![CDATA[ const playButton = document.getElementById('playButton'); const audioElement = document.getElementById('productAudio'); playButton.addEventListener('click', () =\u003e {     audioElement.currentTime = 0;     audioElement.play(); }); \/\/ ]]\u003e\u003c\/script\u003e \u003cp\u003eWith PSE on and valves open, this system delivers a deep, aggressive exhaust note with crisp pops, sharper turbo spooling, and an unmistakable presence. With PSE off and valves closed, the tone becomes quiet and refined, completely drone-free.\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003ePOWER\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eWith the signature Fabspeed cast X-pipe and CNC mandrel-bent stainless tubing, airflow dramatically surpasses the factory system. On the AWD Dynojet, the 992 Turbo gained:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e+19.6 WHP and +32.7 ft\/lbs TQ at 3100 RPM\u003c\/li\u003e \u003cli\u003e+48.7 WHP and +53.7 ft\/lbs TQ at 4800 RPM\u003c\/li\u003e \u003cli\u003e≈ +55 HP at the crank\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eFits all Porsche 992 Twin Turbo \/ Turbo S \/ Turbo “50 Years” (2021+)\u003c\/li\u003e \u003cli\u003eDyno-proven gains of +48.7 WHP \/ +53.7 ft\/lbs TQ\u003c\/li\u003e \u003cli\u003eSaves 9.8 lbs (4.4 kg) vs. stock\u003c\/li\u003e \u003cli\u003eRetains full Porsche PSE valved functionality\u003c\/li\u003e \u003cli\u003eEquipped with aerospace-grade Helical Limited valves imported from the U.K.\u003c\/li\u003e \u003cli\u003e50-state emissions legal (and ROW-legal)\u003c\/li\u003e \u003cli\u003eNo effect on factory Porsche warranty\u003c\/li\u003e \u003cli\u003eConstructed from CNC mandrel-bent T304L stainless steel\u003c\/li\u003e \u003cli\u003eLaser-scanned and CAD-designed for perfect OEM fitment\u003c\/li\u003e \u003cli\u003eDIY bolt-on installation — no cutting or welding\u003c\/li\u003e \u003cli\u003eCompatible with OEM catalytic converters and Fabspeed Sport Cats\u003c\/li\u003e \u003cli\u003eProduces an exotic turbocharged Porsche exhaust note\u003c\/li\u003e \u003cli\u003eBacked by the \u003cstrong\u003e \u003ca style=\"color: #b20000; font-weight: bold;\" onmouseover=\"this.style.color='#000000';\" onmouseout=\"this.style.color='#b20000';\" href=\"https:\/\/www.fabspeed.com\/warranty\/\"\u003e Fabspeed Lifetime Warranty \u003c\/a\u003e \u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eThe Difference Between Cat-Back \u0026amp; Axle-Back Exhausts\u003c\/h2\u003e \u003cp\u003eA cat-back system replaces the muffler, tips, and all piping leading to the catalytic converter. An axle-back system replaces only the tips and muffler. Both enhance sound and performance, but a cat-back offers greater flow improvements and bigger gains.\u003c\/p\u003e \u003cp\u003eThe Fabspeed Cat-Back Valvetronic Maxflo Exhaust provides emissions-legal power gains, refined appearance, and full valve control using Helical Limited aerospace-grade valves.\u003c\/p\u003e \u003cp\u003eIf you’re shopping across Porsche models, note that the \u003cstrong\u003e \u003ca style=\"color: #b20000; font-weight: bold;\" onmouseover=\"this.style.color='#000000';\" onmouseout=\"this.style.color='#b20000';\" href=\"https:\/\/www.fabspeed.com\/fabspeed-porsche-macan-2-0l-rear-slip-on-sport-exhaust-2018-2022\/\"\u003e Porsche Macan rear slip-on exhaust (2018–2022) \u003c\/a\u003e \u003c\/strong\u003e is not compatible with the 992 platform. Select the system designed specifically for the 992 Turbo or Turbo S.\u003c\/p\u003e","brand":"Fabspeed Motorsport","offers":[{"title":"Default Title","offer_id":47759592947942,"sku":"FS.POR.992T.VLVX","price":6348.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.rmknox.com\/products\/fabspeed-porsche-992-twin-turbo-twin-turbo-s-cat-back-valved-maxflo-exhaust-system-2021","provider":"RM Motor Werks","version":"1.0","type":"link"}