{"product_id":"kth-stage-3-leistungssteigerung-mercedes-amg-e63-s-5-5-m157","title":"KTH Stage 3 Upgrade: Mercedes E63 S AMG (M157) ","description":"\u003c!-- ===================== SEO HEAD ===================== --\u003e\n\u003cp\u003e\u003c\/p\u003e\n\n\u003c!-- ===================== PRODUCT CONTENT ===================== --\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:900px; 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:.35rem}\n  .kth-muted{color:var(--muted);margin-top:1rem;font-size:.9rem}\n  h2 {font-size: 32px !important;}\nh3 {font-size: 26px !important;}\n\n\u003c\/style\u003e\n\u003carticle itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" class=\"kth-wrap\"\u003e\u003cheader\u003e\n\u003ch2 itemprop=\"name\"\u003e KTH Stage 3 – 830+\u003cbr\u003e Mercedes-AMG E63 S\u003c\/h2\u003e\n\n\u003cp class=\"kth-lead\"\u003e Performance optimization for the AMG 5.5 V8 Biturbo – harmoniously tuned, confident in everyday use and noticeably more powerful in every driving situation.\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\u003eKTH Stage 3 – 830\u003c\/strong\u003e was developed for the \u003cstrong\u003eMercedes-AMG E63 S\u003c\/strong\u003e with its 5.5-liter V8 biturbo engine. In addition to precise software optimization, this performance upgrade includes selected hardware components that improve responsiveness and enhance the overall system's durability. The goal is a significant increase in power while maintaining near-stock drivability and controlled characteristics.\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\u003e830+ hp\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e Significantly increased torque\u003c\/li\u003e\n\n\u003cli\u003e Noticeably improved responsiveness\u003c\/li\u003e\n\n\u003cli\u003e Linear, consistent power delivery\u003c\/li\u003e\n\n\u003cli\u003e Superior acceleration across the entire rev range\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 Tuning \u0026amp; drivability\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Optimized boost pressure and map tuning\u003c\/li\u003e\n\n\u003cli\u003e Smooth throttle response without jerking\u003c\/li\u003e\n\n\u003cli\u003e Standard-like running characteristics despite increased performance\u003c\/li\u003e\n\n\u003cli\u003e High suitability for everyday use\u003c\/li\u003e\n\n\u003cli\u003e OEM-like overall vehicle behavior\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 Installed components \u0026amp; technology\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Individual KTH software optimization\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eBlackBoost Cold Air Intake\u003c\/strong\u003e for optimized airflow\u003c\/li\u003e\n\n \u003cli\u003eBridgepipe \u0026amp; downpipe incl. 200-cell sports catalytic converters\u003c\/li\u003e\n\n\u003cli\u003e Upgrade turbocharger\u003c\/li\u003e\n\n\u003cli\u003e Mechanical gear reinforcement\u003c\/li\u003e\n\n\u003cli\u003e Fuel system optimization\u003c\/li\u003e\n\n\u003cli\u003e Optimization of the cooling circuit\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e High thermal and mechanical stability\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 Area of ​​application\u003c\/h2\u003e\n\n\u003cp class=\"kth-muted\"\u003e Ideal for drivers seeking a noticeable increase in performance with high-quality drivability and controlled dynamics – perfectly suited for sporty everyday driving as well as ambitious road vehicles.\u003c\/p\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\u003c\/strong\u003e – ​​not approved for use on public roads.\u003cbr\u003e Exclusively intended for motorsport and export vehicles. Not approved for use on public roads. Tuning is customized to each individual vehicle and its installed hardware.\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","brand":"KTH Onlineshop","offers":[{"title":"Default Title","offer_id":56938000286021,"sku":"KTHS3M157E63","price":21999.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1008\/7786\/1189\/files\/KTHStageX.png?v=1769445568","url":"https:\/\/kthshop.de\/en\/products\/kth-stage-3-leistungssteigerung-mercedes-amg-e63-s-5-5-m157","provider":"KTH Shop","version":"1.0","type":"link"}