{"product_id":"yamaha-yzf-r9-s-y9r21-eet","title":"YAMAHA YZF-R9 2025-2026 - Akrapovic Exhausts System - S-Y9R21-EET","description":"\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cstrong\u003eModel Compatibility\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIDBAA\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"wfWfIf fxyaSe\"\u003e\u003cspan class=\"jAOkJc\" role=\"button\" id=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-ved=\"2ahUKEwixjKGl_vmUAxUVUkEAHaMwCFUQ3egRegYIAAgMEAE\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);' tabindex=\"0\"\u003eYamaha YZF-R9\u003c!--TgQPHd|[]--\u003e\u003c!--TgQPHd|[[[\u0026quot;\/hkb\/Cg4KCGxhbmd1YWdlEgJlbgoMCgR0eXBlEgRBVVRPChwKC2VudGl0eV9uYW1lEg15YW1haGEgeXpmLXI5\u0026quot;,\u0026quot;Yamaha YZF-R9\u0026quot;,0,\u0026quot;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\u0026quot;,\u0026quot;AUTO\u0026quot;],\u0026quot;\u0026quot;,0,[null,null,null,1,null,null,null,null,null,null,null,null,[291933,null,1],null,null,[{\u0026quot;205\u0026quot;:[null,\u0026quot;\/hkb\/Cg4KCGxhbmd1YWdlEgJlbgoMCgR0eXBlEgRBVVRPChwKC2VudGl0eV9uYW1lEg15YW1haGEgeXpmLXI5\u0026quot;],\u0026quot;1219\u0026quot;:[null,null,\u0026quot;AUTO\u0026quot;,null,null,\u0026quot;\/hkb\/Cg4KCGxhbmd1YWdlEgJlbgoMCgR0eXBlEgRBVVRPChwKC2VudGl0eV9uYW1lEg15YW1haGEgeXpmLXI5\u0026quot;],\u0026quot;3524\u0026quot;:[69]}]],null,0,null,\u0026quot;\u0026quot;,0]]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e (2025–2026)\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIDBAC\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-ved=\"2ahUKEwixjKGl_vmUAxUVUkEAHaMwCFUQ0fERegYIAAgMEAM\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eYamaha YZF-R9 ABS\u003c!--TgQPHd|[]--\u003e\u003c!--TgQPHd|[[null,[],\u0026quot;\u0026quot;,0,null,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[{\u0026quot;3524\u0026quot;:[0]}]],null,null,[],null,null,null,null,\u0026quot;\u0026quot;,0]]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e (2025–2026)\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e \u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIDRAA\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cem class=\"eujQNb\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eNote on Engine Platform Sharing:\u003c!--TgQPHd|[]--\u003e\u003c\/em\u003e While this exhaust mounts to the 890cc CP3 engine structure, the header sweep, high-mount exit angle, and fairing clearance brackets are \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eexclusively designed for the R9 bodywork\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e. It is \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003enot\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e cross-compatible with sibling CP3 naked\/touring models like the MT-09, XSR900, or Tracer 9 without heavily modifying the mounting tabs or modifying the lower fairings.\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIDRAA\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cstrong\u003eKey Performance Specifications\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIERAA\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cbr\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-processed=\"true\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIExAA\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eRoad Legality\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: Strictly \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003enot street legal\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e. It functions as an un-catalysed, non-homologated full race system meant strictly for track or closed-course competition circuits.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIExAD\" data-sae=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eMaterials\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: High-grade \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003etitanium\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e muffler outer sleeve and end cap mated to premium \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003estainless steel\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e link pipes and 3-into-1 collector headers.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIExAI\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eWeight Reduction\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: Cuts \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e1.8 kg\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e from the total mass compared to the restrictive 7.0 kg factory assembly.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIExAN\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003ePerformance Maximisation\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: Drops backpressure to unlock an extra \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e4.6 hp (3.4 kW)\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e at 9,500 rpm and \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e3.2 Nm\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e of torque at 5,000 rpm on the dyno.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIExAS\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eSound Regulation\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: The system includes a Supersport-inspired side exit layout and is uniquely packaged with \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003etwo interchangeable noise inserts (dB killers)\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e so track-day riders can adapt to local circuit noise barriers.\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cstrong\u003eCritical Installation Realities \u003c\/strong\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIGhAA\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eECU Remapping Mandatory\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: Because this configuration deletes the primary catalytic converter and uses optimized flow dynamics, running the bike on the stock fuel map will cause it to run dangerously lean. You \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003emust apply a custom ECU flash or fuel management remap\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e to prevent long-term engine damage and ensure smooth throttle delivery\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAAIGhAF\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eTrack-Day Link Pipe Pairing\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: For riders visiting tracks with strict static noise measurements, this setup is designed to integrate natively with the Akrapovič Track Day Link Pipe Resonator (L-Y9R1\/TD) to target heavily restricted dB limits without killing power.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hack-Moto","offers":[{"title":"Default Title","offer_id":53172563771658,"sku":"S-Y9R21-EET","price":1146.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2968\/9866\/files\/S-Y9R21-EET_4913de5d-891f-45d1-ae27-a22000edd7c3.jpg?v=1780918585","url":"https:\/\/www.hack-moto.co.uk\/products\/yamaha-yzf-r9-s-y9r21-eet","provider":"Hack-Moto.co.uk","version":"1.0","type":"link"}