{"product_id":"akrapovic-s-y4met16-fdhlta-yamaha-wr450f-2025-exhaust-system-evolution-line-titanium","title":"AKRAPOVIC S-Y4MET16-FDHLTA Yamaha WR450F (2025+) Exhaust System \"Evolution Line\" (titanium)","description":"\u003cp\u003e\u003cstrong\u003eExhaust system \"Evolution Line\" (titanium) for Yamaha WR450F \u003c\/strong\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eby AKRAPOVIC.  \u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eClose cooperation between Akrapovič’s Racing R\u0026amp;D and R\u0026amp;D departments has resulted in an exhaust almost identical to the specifications for the one the Monster Energy\u003cstrong\u003e \u003c\/strong\u003eYamaha Factory MXGP Team will be racing with in the 2023 Motocross World Championship season.\u003c\/p\u003e\n\u003cp\u003eThe tailor-made design fits within the limited space on the motorcycle and is the largest that the space will permit.\u003c\/p\u003e\n\u003cp\u003eThis allows increased sound silencing to mitigate the impact on the natural environment while also facilitating improved flow for the exhaust gases to make their way from the combustion chamber with as few restrictions as possible. \u003c\/p\u003e\n\u003cp\u003eConstructed completely from lightweight, high-grade titanium alloys, this system offers a weight saving of 20.4% (0.9 kg) over the stock exhaust.\u003c\/p\u003e\n\u003cp\u003eDifferent thicknesses in the sections ensure perfect protection and reduce overall weight, allowing the added strength created by the design to provide enhanced resilience in the most demanding conditions.\u003c\/p\u003e\n\u003cp\u003eIt offers an increased response through the entire rev range, with the power and torque levels increased by an extra 1.8 kW (2.4 hp) at 10,600 rpm on the in-house dyno and 1.5 Nm at 10,500 rpm in back-to-back tests as recorded against a standard stock exhaust system.\u003c\/p\u003e\n\u003cp\u003eA new profiled surface, which influences the deep, full sound, and an integrated resonance chamber for optimum performance and befitting the sound of an Akrapovič exhaust, are all designed to ensure this system meets FIM noise limits for competition.\u003c\/p\u003e\n\u003cp\u003eA special technique was used for imprinting the logo on the surface: there is no sticker or engraving, but a new way of adding the logo.\u003c\/p\u003e\n\u003cp\u003eDeveloped for use on closed-course competition circuits only, it is a simple plug-and-play operation to install, with no remapping needed.\u003c\/p\u003e\n\u003cp\u003eFor riders required to meet the new 109 dB FIM noise limitation, installing the optional V-TUV386 noise insert is mandatory.\u003c\/p\u003e\n\u003cp\u003e🛠\u003cspan\u003e \u003c\/span\u003e\u003ca title=\"S-Y4MET16-FDHLTA Installation\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0045\/2545\/7496\/files\/9efdef4c-2cdb-4fe0-8728-d4513c09d0e3_c5b37c47-2a49-4c39-a651-391ad00b24c5.pdf?v=1741267010\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cem style=\"color: rgb(43, 0, 255);\"\u003eInstallation instructions\u003c\/em\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e📜\u003cspan\u003e \u003c\/span\u003e\u003ca title=\"S-Y4MET16-FDHLTA Schematic new version\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0045\/2545\/7496\/files\/dad70f2c-8084-4c90-8363-7b2dc4c01b15_Generated_f0b2c953-cbb3-4531-a434-39af315391e2.pdf?v=1741267058\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cem style=\"color: rgb(43, 0, 255);\"\u003eSchematic new version\u003c\/em\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cem style=\"color: rgb(43, 0, 255);\"\u003e\u003cem\u003e📈 \u003c\/em\u003e\u003c\/em\u003e\u003ca title=\"S-Y4MET16-FDHLTA Performance graph\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0045\/2545\/7496\/files\/75e8b2de-8cf7-45bb-ba91-e08ff38b6b47_611d44ad-8136-4f10-8ce9-c8e073c06a78.pdf?v=1741267104\"\u003e\u003cem style=\"color: rgb(43, 0, 255);\"\u003ePerformance graph\u003c\/em\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e☘ Means that such product meets the USAD Forest service Standard for spark arresters FS5100-1.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSKU: S-Y4MET16-FDHLTA\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🏆 \u003cem\u003eThis product is intended for racing vehicles used only in closed-course competition\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e⌚ \u003c\/span\u003e\u003cem\u003e\u003cstrong\u003ePlease note that this is exclusively made product and may take up to 15-20 days for production\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 107.533%; height: 511.025px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.875px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 19.875px;\"\u003e\u003cstrong\u003eUnit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 19.875px;\"\u003e\u003cstrong\u003eStock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 19.875px;\"\u003e \u003cstrong\u003eAkrapovič\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 19.875px;\"\u003e\u003cstrong\u003eMax gain\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 66.6px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 66.6px;\"\u003eMax. power       kW\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 66.6px;\"\u003e40.2 \/ 9800 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 66.6px;\"\u003e41.6 \/ 10600 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 66.6px;\"\u003e+ 1.8 \/ 10600 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 74.6px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 74.6px;\"\u003e\n\u003cstrong\u003e                       \u003c\/strong\u003eHP (m)\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 74.6px;\"\u003e54.7 \/ 9800 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 74.6px;\"\u003e56.6 \/ 10600 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 74.6px;\"\u003e+ 2.4 \/ 10600 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77.6px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 77.6px;\"\u003e\n\u003cstrong\u003e                      \u003c\/strong\u003e \u003cspan\u003eHP (i)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 77.6px;\"\u003e53.9 \/ 9800 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 77.6px;\" class=\"ng-tns-c72-71\"\u003e55.8 \/ 10600 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 77.6px;\"\u003e+ 2.4 \/ 10600 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 63.6px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 63.6px;\"\u003eMax. torque      Nm\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 63.6px;\"\u003e45.5 \/ 7650 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 63.6px;\"\u003e45.8 \/ 7700 rpm\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 63.6px;\"\u003e+ 1.5 \/ 10500 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 66.4px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 66.4px;\"\u003e                          \u003cspan\u003elb-ft\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 66.4px;\"\u003e\u003cspan\u003e33.6 \/ 7650 rpm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 66.4px;\"\u003e\u003cspan\u003e33.8 \/ 7700 rpm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 66.4px;\"\u003e\u003cspan\u003e+ 1.1 \/ 10500 rpm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.0625px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 36.0625px;\"\u003eWeight      kg\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 36.0625px;\"\u003e\u003cspan\u003e4.17\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 36.0625px;\"\u003e\u003cspan\u003e3.32\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 36.0625px;\"\u003e\u003cspan\u003e- 0.9\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.0625px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 36.0625px;\"\u003e                  lb\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 36.0625px;\"\u003e\u003cspan\u003e9.2\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd class=\"ng-tns-c72-25\" style=\"width: 22.8596%; height: 36.0625px;\"\u003e\u003cspan\u003e7.3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 36.0625px;\"\u003e\u003cspan\u003e- 1.9\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 33.025px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 33.025px;\"\u003e                  %\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 33.025px;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 33.025px;\"\u003e\u003c\/td\u003e\n\u003ctd class=\"ng-tns-c72-56\" style=\"width: 23.8831%; height: 33.025px;\"\u003e\u003cspan\u003e- 20.4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 37.2px;\"\u003e\n\u003ctd style=\"width: 28.3186%; height: 37.2px;\"\u003eInst. time      min\u003c\/td\u003e\n\u003ctd style=\"width: 24.2243%; height: 37.2px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 22.8596%; height: 37.2px;\"\u003e\u003cspan\u003e40\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 23.8831%; height: 37.2px;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAPPLICATION: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYamaha WR450F (2025 – )   \u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Akrapovic","offers":[{"title":"Default Title","offer_id":51270162940247,"sku":"S-Y4MET16-FDHLTA","price":1660.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7943\/3047\/files\/2227933d-3f3b-4eee-bd05-ecfb7c75edc9_1.png?v=1753233068","url":"https:\/\/motodeal.racing\/products\/akrapovic-s-y4met16-fdhlta-yamaha-wr450f-2025-exhaust-system-evolution-line-titanium","provider":"MotoDeal","version":"1.0","type":"link"}