{"product_id":"valvetronic-designs-porsche-911-turbo-991-1-991-2-valved-race-exhaust-system","title":"Valvetronic Designs Porsche 911 Turbo 991.1 \/ 991.2 Valved Race Exhaust System","description":"\u003cmeta charset=\"UTF-8\"\u003e\n\n\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e*THIS PRODUCT IS PART OF THE SPECIAL OPERATIONS EXHAUST DEVELOPMENT PROGRAM. IF THIS PRODUCT IS NOT IN STOCK AT THE TIME OF YOUR ORDERING PLEASE ALLOW FOR 6-8 WEEK DELIVERY \u0026amp; AN ADDITIONAL 2-4 WEEKS FOR THE ANODIZATION PROCESS.*\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003ciframe width=\"456\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nGwP7p1gdho\" title=\"Porsche 991 Turbo S with Valvetronic Designs Full Exhaust\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe 991 turbo is the performance car benchmark. Being amazing at every task is no small feat but just like all turbo Porsches, it leaves much to be desired in the sound department. We solve the sound issue starting at the exhaust manifolds. running our CAD designed and CFD tested manifold setup helps increase the pitch of our exhaust to give a much more motorsport tone. When operating the system in the valves open mode, exhaust gasses, once passed through the turbos travel straight 13 inches out of the back of the car for an uncorrupted Porsche sound experience. When running in the valves closed mode, sound passes through 2 quad chambered mufflers in order to lower sound levels significantly. a Center X-pipe is added to smooth exhaust flow and eliminate drone. Its time to make your 991 Turbo sound like it always should have.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eFeatures of this Exhaust\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"included-list\"\u003e\n\u003cul\u003e\n\u003cli\u003eFully Mandrel bend for maximum flow\u003c\/li\u003e\n\u003cli\u003ePrecision tig welds for high strength\u003c\/li\u003e\n\u003cli\u003eBuilt from Brushed T304 Stainless Steel or our Grade 5 titanium\u003c\/li\u003e\n\u003cli\u003eBeautiful tips to match your Turbo's rear\u003c\/li\u003e\n\u003cli\u003eVacuum actuated valves \u003c\/li\u003e\n\u003cli\u003e9.5 lbs. Lighter than factory exhaust\u003c\/li\u003e\n\u003cli\u003e100% REVERSIBLE, always able to go back to stock at any time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eVehicle Fitment: \u003c\/h3\u003e\n\u003ctable data-mce-fragment=\"1\" class=\"custable\" style=\"border-collapse: collapse; font-size: 90%; width: 100%;\" data-mce-style=\"border-collapse: collapse; font-size: 90%; width: 100%;\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"color: #ffffff; background-color: #03589c; height: 21.875px;\" data-mce-style=\"color: #ffffff; background-color: #03589c; height: 21.875px;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 11%; height: 21.875px;\" data-mce-style=\"text-align: center; width: 11%; height: 21.875px;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMAKE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 14.0599%; height: 21.875px;\" data-mce-style=\"text-align: center; width: 14.0599%; height: 21.875px;\"\u003e\u003cb data-mce-fragment=\"1\"\u003eMODEL\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 14.0599%; height: 21.875px;\" data-mce-style=\"text-align: center; width: 14.0599%; height: 21.875px;\"\u003e\u003cb data-mce-fragment=\"1\"\u003eYEAR\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"background-color: #e8f4f8; height: 32px;\" data-mce-style=\"background-color: #e8f4f8; height: 32px;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 11%; height: 32px;\" data-mce-style=\"text-align: center; width: 11%; height: 32px;\"\u003ePorsche\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 14.0599%; height: 32px;\" data-mce-style=\"text-align: center; width: 14.0599%; height: 32px;\"\u003e\n\u003cmeta charset=\"UTF-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e991 Turbo\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 14.0599%; height: 32px;\" data-mce-style=\"text-align: center; width: 14.0599%; height: 32px;\"\u003e\n\u003cmeta charset=\"UTF-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2014-2019\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"background-color: #e8f4f8; height: 32px;\" data-mce-style=\"background-color: #e8f4f8; height: 32px;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 11%; height: 32px;\" data-mce-style=\"text-align: center; width: 11%; height: 32px;\"\u003e\u003cspan\u003ePorsche\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 14.0599%; height: 32px;\" data-mce-style=\"text-align: center; width: 14.0599%; height: 32px;\"\u003e\n\u003cmeta charset=\"UTF-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e991 Turbo S\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-align: center; width: 14.0599%; height: 32px;\" data-mce-style=\"text-align: center; width: 14.0599%; height: 32px;\"\u003e\n\u003cmeta charset=\"UTF-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2014-2019\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Valvetronic Designs","offers":[{"title":"Brushed T304 Stainless Steel","offer_id":51929678446884,"sku":"POR.991.TUR.VSES.FF.BR.RC","price":4049.1,"currency_code":"USD","in_stock":true},{"title":"Grade 5 Titanium","offer_id":51929678479652,"sku":"POR.991.TUR.VSES.FF.TI.RC","price":7199.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/6801\/0532\/files\/image_4c89f2b0-fc7b-4271-9ba2-795fc5150319_jpg.webp?v=1768438631","url":"https:\/\/autohousesupply.com\/products\/valvetronic-designs-porsche-911-turbo-991-1-991-2-valved-race-exhaust-system","provider":"AutoHouseSupply","version":"1.0","type":"link"}