{"product_id":"porsche-718-gt4rs-titanium-valved-catback-exhaust-system","title":"Porsche 718 GT4RS Titanium Valved Catback Exhaust System","description":"\u003cp data-start=\"0\" data-end=\"46\"\u003e\u003cstrong data-start=\"0\" data-end=\"46\"\u003ePorsche 718 GT4 RS Titanium Exhaust System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"48\" data-end=\"329\"\u003eEngineered for the most extreme mid-engine Porsche ever built, this titanium exhaust system unlocks the full intensity of the 718 GT4 RS. Lighter, sharper, and far more emotional—this is the sound and performance the naturally aspirated 4.0L flat-six was truly designed to deliver.\u003c\/p\u003e\n\u003chr data-start=\"331\" data-end=\"334\"\u003e\n\u003ch3 data-start=\"336\" data-end=\"349\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"340\" data-end=\"349\"\u003ePrice\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"350\" data-end=\"363\"\u003e\u003cstrong data-start=\"350\" data-end=\"363\"\u003e$4,799.99\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"365\" data-end=\"368\"\u003e\n\u003ch3 data-start=\"370\" data-end=\"385\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"374\" data-end=\"385\"\u003eFitment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"386\" data-end=\"650\"\u003e\n\u003cli data-start=\"386\" data-end=\"423\"\u003ePorsche 718 Cayman GT4 RS (2022+)\u003c\/li\u003e\n\u003cli data-start=\"424\" data-end=\"506\"\u003eDirect bolt-on exhaust system — no cutting or permanent modifications required\u003c\/li\u003e\n\u003cli data-start=\"507\" data-end=\"577\"\u003ePrecision-engineered for OEM mounting points and factory alignment\u003c\/li\u003e\n\u003cli data-start=\"578\" data-end=\"650\"\u003eFully compatible with factory exhaust valve controls and drive modes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"652\" data-end=\"655\"\u003e\n\u003ch3 data-start=\"657\" data-end=\"680\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"661\" data-end=\"680\"\u003eSound Character\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"681\" data-end=\"792\"\u003eThe GT4 RS is already the most aggressive Cayman ever produced—this system elevates it to motorsport territory.\u003c\/p\u003e\n\u003cul data-start=\"794\" data-end=\"1334\"\u003e\n\u003cli data-start=\"794\" data-end=\"940\"\u003e\n\u003cstrong data-start=\"796\" data-end=\"814\"\u003eValves Closed:\u003c\/strong\u003e Controlled, refined tone with a deeper, more composed presence for street driving. Minimal drone while retaining character.\u003c\/li\u003e\n\u003cli data-start=\"941\" data-end=\"1124\"\u003e\n\u003cstrong data-start=\"943\" data-end=\"959\"\u003eValves Open:\u003c\/strong\u003e Unfiltered high-RPM symphony—razor-sharp flat-six scream, immediate throttle response, and an extended, race-derived top-end that builds violently toward redline.\u003c\/li\u003e\n\u003cli data-start=\"1125\" data-end=\"1334\"\u003e\n\u003cstrong data-start=\"1127\" data-end=\"1147\"\u003eOverall Profile:\u003c\/strong\u003e Titanium construction amplifies high-frequency clarity, delivering a sharper, more exotic, and more motorsport-inspired sound with reduced restriction and improved acoustic definition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1336\" data-end=\"1339\"\u003e\n\u003ch3 data-start=\"1341\" data-end=\"1372\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1345\" data-end=\"1372\"\u003eMaterials \u0026amp; Engineering\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1373\" data-end=\"1871\"\u003e\n\u003cli data-start=\"1373\" data-end=\"1459\"\u003eConstructed from \u003cstrong data-start=\"1392\" data-end=\"1420\"\u003eaerospace-grade titanium\u003c\/strong\u003e for maximum strength-to-weight ratio\u003c\/li\u003e\n\u003cli data-start=\"1460\" data-end=\"1555\"\u003eSignificant weight reduction vs. OEM exhaust system for improved agility and responsiveness\u003c\/li\u003e\n\u003cli data-start=\"1556\" data-end=\"1632\"\u003ePrecision TIG-welded for durability and a clean, motorsport-grade finish\u003c\/li\u003e\n\u003cli data-start=\"1633\" data-end=\"1709\"\u003eMandrel-bent tubing ensures optimal exhaust flow and minimal restriction\u003c\/li\u003e\n\u003cli data-start=\"1710\" data-end=\"1787\"\u003eExceptional heat resistance designed for sustained high-RPM and track use\u003c\/li\u003e\n\u003cli data-start=\"1788\" data-end=\"1871\"\u003eEngineered to preserve OEM valve functionality while maximizing flow efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1873\" data-end=\"1876\"\u003e\n\u003ch3 data-start=\"1878\" data-end=\"1906\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1882\" data-end=\"1906\"\u003ePerformance Benefits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1907\" data-end=\"2170\"\u003e\n\u003cli data-start=\"1907\" data-end=\"1979\"\u003eIncreased exhaust flow for improved horsepower and throttle response\u003c\/li\u003e\n\u003cli data-start=\"1980\" data-end=\"2043\"\u003eReduced overall system weight for sharper handling dynamics\u003c\/li\u003e\n\u003cli data-start=\"2044\" data-end=\"2104\"\u003eFaster engine response and improved high-RPM performance\u003c\/li\u003e\n\u003cli data-start=\"2105\" data-end=\"2170\"\u003eEnhanced driver engagement through sharper sound and feedback\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2172\" data-end=\"2175\"\u003e\n\u003ch3 data-start=\"2177\" data-end=\"2202\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2181\" data-end=\"2202\"\u003eWhat’s in the Box\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2203\" data-end=\"2418\"\u003e\n\u003cli data-start=\"2203\" data-end=\"2262\"\u003eFull titanium exhaust system (mid-pipes + rear section)\u003c\/li\u003e\n\u003cli data-start=\"2263\" data-end=\"2301\"\u003eIntegrated valved muffler assembly\u003c\/li\u003e\n\u003cli data-start=\"2302\" data-end=\"2348\"\u003eAll required clamps, hardware, and gaskets\u003c\/li\u003e\n\u003cli data-start=\"2349\" data-end=\"2395\"\u003ePlug-and-play valve integration components\u003c\/li\u003e\n\u003cli data-start=\"2396\" data-end=\"2418\"\u003eInstallation guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2420\" data-end=\"2423\"\u003e\n\u003ch3 data-start=\"2425\" data-end=\"2448\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2429\" data-end=\"2448\"\u003eWhy This System\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2449\" data-end=\"2728\"\u003eThe 718 GT4 RS is already a track-focused masterpiece—but factory exhaust tuning still leaves acoustic and weight potential on the table. This titanium system removes those limitations, delivering a more visceral, more responsive, and more emotionally charged driving experience.\u003c\/p\u003e\n\u003cp data-start=\"2730\" data-end=\"2887\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eFor enthusiasts who want every shift, every rev, and every redline to feel like a full-throttle event—this is the exhaust that defines the GT4 RS experience.\u003c\/p\u003e","brand":"Velocity Performance Parts","offers":[{"title":"Default Title","offer_id":47424743276793,"sku":"14:200004889#catback","price":4799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7497\/7273\/files\/5D1EA91C-F503-439E-95A8-DA442067AA6E.webp?v=1774686512","url":"https:\/\/www.velocityperformanceparts.com\/products\/porsche-718-gt4rs-titanium-valved-catback-exhaust-system","provider":"Velocity Performance Parts","version":"1.0","type":"link"}