{"product_id":"tth-upgrade-turbolader-porsche-991-turbo-s-3-8-800ps","title":"TTH Upgrade Turbo (800 HP): Porsche 991 Turbo S 3.8 ","description":"\u003c!-- ===================== PRODUCT CONTENT ===================== --\u003e\n\u003carticle itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" class=\"kth-wrap\"\u003e\u003cheader\u003e\n\u003ch2 itemprop=\"name\"\u003e TTH Performance Upgrade (Racing)\u003cbr\u003e Porsche 911 (991) Turbo\u003c\/h2\u003e\n\n\u003cp class=\"kth-lead\"\u003e Racing-oriented performance upgrade for the Porsche 911 (991) Turbo – massive increase in power, uncompromising biturbo performance and high thermal stability.\u003c\/p\u003e\n\n\u003c\/header\u003e\n\u003csection\u003e\n\u003ch2\u003e Description\u003c\/h2\u003e\n\n \u003cp itemprop=\"description\"\u003eThe \u003cstrong\u003eTTH performance upgrade for the Porsche 911 (991) Turbo\u003c\/strong\u003e was specifically developed for the \u003cstrong\u003e3.8-liter twin-turbo boxer engine\u003c\/strong\u003e and is aimed at drivers who expect significantly increased performance beyond the standard limits. The focus is on a consistently performance-oriented setup with high reliability, even under intensive sporty use.\u003c\/p\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Performance characteristics\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Power output up to approximately \u003cstrong\u003e800 hp\u003c\/strong\u003e (vehicle and setup dependent)\u003c\/li\u003e\n\n\u003cli\u003e Significantly increased torque across the entire rev range\u003c\/li\u003e\n\n\u003cli\u003e Extremely powerful acceleration from all speeds\u003c\/li\u003e\n\n\u003cli\u003e Superior performance even under high continuous load\u003c\/li\u003e\n\n\u003cli\u003e Racing-like performance with direct throttle response\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Voting \u0026amp; Technology\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Individual TTH engine software tuning\u003c\/li\u003e\n\n\u003cli\u003e Optimized boost pressure, ignition and injection maps\u003c\/li\u003e\n\n\u003cli\u003e Adjustment of torque and load models\u003c\/li\u003e\n\n\u003cli\u003e Advanced thermal protection strategies\u003c\/li\u003e\n\n\u003cli\u003e Designed for significantly increased air and fuel quantities\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Driving dynamics \u0026amp; performance\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n \u003cli\u003eExplosive power delivery at full load\u003c\/li\u003e\n\n\u003cli\u003e High driving stability even at very high speeds\u003c\/li\u003e\n\n\u003cli\u003e Precise dosing despite massive increase in power\u003c\/li\u003e\n\n\u003cli\u003e Ideal for track days, high-speed driving and performance events\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Advantages compared to series production\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Significantly increased engine power\u003c\/li\u003e\n\n\u003cli\u003e Significantly higher torque reserves\u003c\/li\u003e\n\n\u003cli\u003e Optimized stability in high-load applications\u003c\/li\u003e\n\n\u003cli\u003e Consistent racing setup\u003c\/li\u003e\n\n\u003cli\u003e Proven TTH development and manufacturing quality\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e compatibility\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Porsche 911 Turbo – Type 991\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp class=\"kth-muted\"\u003e Suitable exclusively for vehicles with \u003cstrong\u003ea 3.8 liter biturbo boxer engine\u003c\/strong\u003e .\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Requirements\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Optimized fuel supply required\u003c\/li\u003e\n\n\u003cli\u003e High-performance charge air cooling is strongly recommended.\u003c\/li\u003e\n\n\u003cli\u003e Reinforced exhaust system makes sense\u003c\/li\u003e\n\n\u003cli\u003e Individual software customization is absolutely necessary.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Notes\u003c\/h2\u003e\n\n\u003cp class=\"kth-muted\"\u003e \u003cstrong\u003eRacing equipment – ​​not approved for use on public roads.\u003c\/strong\u003e \u003cbr\u003eNot street legal. Intended exclusively for motorsport, racing, or export vehicles. Installation and commissioning must be carried out by a \u003cstrong\u003equalified specialist workshop\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003c\/section\u003e\n\u003cp class=\"kth-muted\"\u003e © Kraftfahrzeug Technik Hannover (KTH)\u003c\/p\u003e\n\n\u003c\/article\u003e\n\u003cstyle\u003e\n  .kth-wrap{\n    --blue:#0b245b; --text:#111; --muted:#6b7280; --border:#e5e7eb;\n    font-family:\"Inter\",system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;\n    color:var(--text); line-height:1.6; max-width:800px; margin:0 auto; padding:2rem 1rem;\n  }\n  .kth-wrap h1{font-size:2rem;font-weight:700;color:var(--blue);margin-bottom:.5rem}\n  .kth-wrap h2{font-size:1.2rem;font-weight:600;color:var(--blue);margin-top:2rem;margin-bottom:.5rem}\n  .kth-lead{color:var(--muted);margin-bottom:1.5rem}\n  .kth-card{border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem;margin-top:.5rem}\n  .kth-list{margin:0;padding-left:1.25rem}\n  .kth-list li{margin-bottom:.3rem}\n  .kth-muted{color:var(--muted);margin-top:1rem;font-size:.9rem}\n  h2 {font-size: 32px !important;}\n  h3 {font-size: 26px !important;}\n\u003c\/style\u003e","brand":"KTH Shop","offers":[{"title":"Default Title","offer_id":56943701197125,"sku":"TTH-991-800B","price":3399.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1008\/7786\/1189\/files\/s-l1600-4.jpg?v=1769445177","url":"https:\/\/kthshop.de\/en\/products\/tth-upgrade-turbolader-porsche-991-turbo-s-3-8-800ps","provider":"KTH Shop","version":"1.0","type":"link"}