{"product_id":"do88-y-pipe-porsche-991-turbo-turbo-s-2013-2015","title":"do88 Y-Pipe Porsche 991.1 Turbo \/ Turbo S (2013-2015)","description":"\u003cp data-start=\"75\" data-end=\"494\"\u003eThe do88 Y-Pipe is a critical airflow upgrade for the Porsche 991.1 Turbo and Turbo S, engineered to replace the restrictive factory plastic Y-pipe with a high-flow, precision-built aluminum design. By significantly increasing internal diameter and improving flow geometry, this system reduces pressure drop between the intercoolers and throttle body—allowing the turbochargers to operate more efficiently under load.\u003c\/p\u003e\n\u003cp data-start=\"496\" data-end=\"1097\"\u003eCompared to OEM, the do88 Y-pipe increases airflow capacity by up to 58%, helping support higher boost levels, improved throttle response, and more consistent power delivery during repeated acceleration. The smooth cast collector section and mandrel-bent aluminum piping eliminate turbulence and restriction points commonly found in the factory design. For tuned 991.1 builds, this is one of the foundational “breathing mods” that directly supports intercooler and turbo efficiency upgrades.\u003c\/p\u003e\n\u003ch2 data-section-id=\"14m1gfj\" data-start=\"1104\" data-end=\"1124\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1107\" data-end=\"1124\"\u003eFitment Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1125\" data-end=\"1527\"\u003e\n\u003cli data-section-id=\"s97kdu\" data-start=\"1125\" data-end=\"1177\"\u003eFits Porsche 991.1 Turbo and Turbo S (2013–2015)\u003c\/li\u003e\n\u003cli data-section-id=\"1bw0zk1\" data-start=\"1178\" data-end=\"1243\"\u003eEngine: 3.8L twin-turbo flat-six (MA1\/9A1-based architecture)\u003c\/li\u003e\n\u003cli data-section-id=\"1tzsxdt\" data-start=\"1244\" data-end=\"1290\"\u003eDirect replacement for OEM Y-pipe assembly\u003c\/li\u003e\n\u003cli data-section-id=\"16xm1t2\" data-start=\"1291\" data-end=\"1391\"\u003eCompatible with factory intercoolers or aftermarket intercooler systems (including do88 BigPack)\u003c\/li\u003e\n\u003cli data-section-id=\"18ovq0a\" data-start=\"1392\" data-end=\"1448\"\u003eDesigned for stock and high-boost tuned applications\u003c\/li\u003e\n\u003cli data-section-id=\"lft81m\" data-start=\"1449\" data-end=\"1527\"\u003eMay require minor adaptation depending on intake\/intercooler configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"rizf6l\" data-start=\"1534\" data-end=\"1549\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1537\" data-end=\"1549\"\u003eIncluded\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1550\" data-end=\"1749\"\u003e\n\u003cli data-section-id=\"6w37h1\" data-start=\"1550\" data-end=\"1588\"\u003eHigh-flow aluminum Y-pipe assembly\u003c\/li\u003e\n\u003cli data-section-id=\"1ovv965\" data-start=\"1589\" data-end=\"1624\"\u003eCast aluminum collector section\u003c\/li\u003e\n\u003cli data-section-id=\"15lkmu6\" data-start=\"1625\" data-end=\"1659\"\u003eSilicone couplers and adapters\u003c\/li\u003e\n\u003cli data-section-id=\"yzlwi8\" data-start=\"1660\" data-end=\"1701\"\u003eHose clamps and installation hardware\u003c\/li\u003e\n\u003cli data-section-id=\"sqw7u6\" data-start=\"1702\" data-end=\"1749\"\u003eMethanol injection bungs with sealing plugs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1n8pfjs\" data-start=\"1756\" data-end=\"1776\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1759\" data-end=\"1776\"\u003eProduct Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1777\" data-end=\"2494\"\u003e\n\u003cli data-section-id=\"mdzr78\" data-start=\"1777\" data-end=\"1930\"\u003eFlow Increase: up to +58% over OEM Y-pipe\u003c\/li\u003e\n\u003cli data-section-id=\"t38xwv\" data-start=\"1931\" data-end=\"2104\"\u003ePipe Diameter: 63mm (2.5”) mandrel-bent aluminum construction \u003c\/li\u003e\n\u003cli data-section-id=\"181142c\" data-start=\"2105\" data-end=\"2180\"\u003eMaterial: Lightweight aluminum alloy tubing with cast collector section\u003c\/li\u003e\n\u003cli data-section-id=\"k122st\" data-start=\"2181\" data-end=\"2257\"\u003eDesign: Smooth internal surface for reduced turbulence and pressure drop\u003c\/li\u003e\n\u003cli data-section-id=\"g6ac6q\" data-start=\"2258\" data-end=\"2340\"\u003eInjection Ports: Dual 1\/8”-27 NPT methanol injection bungs (plugged if unused)\u003c\/li\u003e\n\u003cli data-section-id=\"1vy424a\" data-start=\"2341\" data-end=\"2428\"\u003eConstruction: CNC-machined BOV and breather hose connections welded to cast section\u003c\/li\u003e\n\u003cli data-section-id=\"1hcivb9\" data-start=\"2429\" data-end=\"2494\"\u003eFinish: Powder-coated for corrosion resistance and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1diez7t\" data-start=\"2501\" data-end=\"2524\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2504\" data-end=\"2524\"\u003eProduct Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2525\" data-end=\"2917\"\u003e\n\u003cli data-section-id=\"1i6pak2\" data-start=\"2525\" data-end=\"2594\"\u003eIncreases airflow capacity by up to 58% vs OEM restrictive Y-pipe\u003c\/li\u003e\n\u003cli data-section-id=\"1i43ojh\" data-start=\"2595\" data-end=\"2657\"\u003eImproves throttle response and boost efficiency under load\u003c\/li\u003e\n\u003cli data-section-id=\"1yqumfo\" data-start=\"2658\" data-end=\"2725\"\u003eSmooth-flow cast collector eliminates factory turbulence points\u003c\/li\u003e\n\u003cli data-section-id=\"y5rmx\" data-start=\"2726\" data-end=\"2786\"\u003eSupports higher horsepower applications and tuned setups\u003c\/li\u003e\n\u003cli data-section-id=\"jnbizg\" data-start=\"2787\" data-end=\"2845\"\u003eCompatible with OEM or aftermarket intercooler systems\u003c\/li\u003e\n\u003cli data-section-id=\"1h3a40y\" data-start=\"2846\" data-end=\"2917\"\u003eIntegrated methanol injection ports for advanced performance builds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Do88","offers":[{"title":"OEM","offer_id":52074079650112,"sku":"DOBTR-200SV-OEM-1","price":870.07,"currency_code":"USD","in_stock":true},{"title":"do88","offer_id":52074079682880,"sku":"DOBTR-200SV-DO88-1","price":870.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/7587\/4624\/files\/TR-200SV-OEM-1_1.webp?v=1780168836","url":"https:\/\/www.forzamotorworks.com\/products\/do88-y-pipe-porsche-991-turbo-turbo-s-2013-2015","provider":"Forza Motor Works","version":"1.0","type":"link"}