{"product_id":"blackboost-catless-downpipe-mercedes-gt63-s-x290","title":"BlackBoost Catless Downpipe | Mercedes GT 63 S X290 ","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\u003c\/style\u003e\n\u003carticle itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" class=\"kth-wrap\"\u003e\u003cheader\u003e\n\u003ch2 itemprop=\"name\"\u003e BlackBoost Catless Downpipes\u003cbr\u003e Mercedes-AMG GT 63 S M177\u003c\/h2\u003e\n\n\u003cp class=\"kth-lead\"\u003e Racing downpipes without catalytic converters – uncompromising exhaust technology for the AMG GT 4-door.\u003c\/p\u003e\n\n\u003c\/header\u003e\n\u003csection\u003e\n\u003ch2\u003e Description\u003c\/h2\u003e\n\n\u003cp itemprop=\"description\"\u003e The\u003cstrong\u003e \u003c\/strong\u003eBlackBoost catless downpipes for the Mercedes-AMG GT 63 S with M177 V8 biturbo engine (X290) were developed for \u003cstrong\u003ehigh-performance applications\u003c\/strong\u003e where maximum flow and thermal relief are paramount. By completely eliminating catalytic converters, exhaust backpressure is significantly reduced, resulting in more spontaneous engine response and allowing the engine to unleash its \u003cstrong\u003efull performance potential\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003e Exhaust flow \u0026amp; performance characteristics\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Virtually resistance-free exhaust gas flow\u003c\/li\u003e\n\n\u003cli\u003e Reduced exhaust backpressure for faster boost pressure build-up\u003c\/li\u003e\n\n \u003cli\u003eImproved responsiveness across the entire rev range\u003c\/li\u003e\n\n\u003cli\u003e More efficient performance with optimized stage setups\u003c\/li\u003e\n\n\u003cli\u003e Very direct, motorsport-like AMG V8 exhaust sound\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 Design \u0026amp; Execution\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e Flow-optimized pipe routing for maximum efficiency\u003c\/li\u003e\n\n\u003cli\u003e High-quality, heat-resistant materials\u003c\/li\u003e\n\n\u003cli\u003e Precisely manufactured and durable welded joints\u003c\/li\u003e\n\n\u003cli\u003e Design tailored for direct replacement of standard components\u003c\/li\u003e\n\n\u003cli\u003e Designed for high exhaust gas temperatures and continuous load\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 in performance applications\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e More freedom to utilize performance potential\u003c\/li\u003e\n\n\u003cli\u003e Optimal basis for software and hardware upgrades\u003c\/li\u003e\n\n\u003cli\u003e More direct driving feel and more spontaneous throttle response\u003c\/li\u003e\n\n\u003cli\u003e Consistently racing-oriented design\u003c\/li\u003e\n\n\u003cli\u003e Ideal for high-performance AMG GT setups\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 Scope of delivery\u003c\/h2\u003e\n\n\u003cdiv class=\"kth-card\"\u003e\n\n\u003cul class=\"kth-list\"\u003e\n\n\u003cli\u003e BlackBoost Catless Downpipes (left \u0026amp; right)\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\u003c\/strong\u003e – ​​not approved for use on public roads. \u003cbr\u003eIntended exclusively for motorsport and export vehicles. Not approved for use on public roads. Installation should be carried out by qualified personnel. Engine control unit (ECU) adjustment is required.\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":56761380274501,"sku":"BBCD016","price":2449.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1008\/7786\/1189\/files\/CD016.webp?v=1769436472","url":"https:\/\/kthshop.de\/en\/products\/blackboost-catless-downpipe-mercedes-gt63-s-x290","provider":"KTH Shop","version":"1.0","type":"link"}