{"product_id":"yoshimura-at2-stainless-full-exhaust-for-suzuki-gsx-8r-s-t-tt-11720ap520","title":"Yoshimura AT2 Stainless Full Exhaust for Suzuki GSX-8R\/S\/T-TT – 11720AP520","description":"\u003cdiv class=\"trd trd--yoshimura\"\u003e\n\u003csection class=\"trd-hero\"\u003e\u003cp class=\"trd-eyebrow\"\u003eYoshimura · AT2 · Full System\u003c\/p\u003e\n\u003ch2 class=\"trd-headline\"\u003eYoshimura GSX-8S\/R\/T\/TT 23-26 Race AT2 Stainless Full Exhaust\u003c\/h2\u003e\n\u003cp class=\"trd-lead\"\u003eDesigned for Suzuki GSX-8R 2024–2026, Suzuki GSX-8S 2023–2026, and Suzuki GSX-8T-TT 2026 (see the fitment table below), it’s developed to bring out a sharper voice and stronger track-focused character from the 800 twin platform.\u003c\/p\u003e\n\u003cp class=\"trd-lead\"\u003eThis AT2 full system is part of Yoshimura’s Race Series line and is offered with an optional Low Volume Insert INS-20-K. The listing also notes an available Aluminum Muffler bracket kit 200BG117200*, with the note that the muffler bracket kit is not compatible with GSX8T\/TT.\u003c\/p\u003e\n\u003cul class=\"trd-chips\"\u003e\n\u003cli class=\"trd-chip\"\u003e\n\u003cspan class=\"trd-chip-label\"\u003ePart Number\u003c\/span\u003e\u003cspan class=\"trd-chip-value\"\u003e11720AP520\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"trd-chip\"\u003e\n\u003cspan class=\"trd-chip-label\"\u003eMaterial\u003c\/span\u003e\u003cspan class=\"trd-chip-value\"\u003eStainless\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"trd-chip\"\u003e\n\u003cspan class=\"trd-chip-label\"\u003eSeries\u003c\/span\u003e\u003cspan class=\"trd-chip-value\"\u003eAT2\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"trd-chip\"\u003e\n\u003cspan class=\"trd-chip-label\"\u003eFits\u003c\/span\u003e\u003cspan class=\"trd-chip-value\"\u003eSuzuki GSX-8R \/ GSX-8S \/ GSX-8T-TT\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cdiv class=\"trd-cards trd-cards--3\"\u003e\n\u003carticle class=\"trd-card\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003cp class=\"trd-label\"\u003ePerformance\u003c\/p\u003e\n\u003ch3 class=\"trd-card-title\"\u003eRace Series AT2 Design\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eBuilt as a Yoshimura Race Series Exhaust System, the AT2 full system is engineered specifically for the Suzuki 800 twin platform. The manufacturer developed it to highlight both sound character and performance for GSX-8R and GSX-8S models when the goal is track use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"trd-card\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003cp class=\"trd-label\"\u003eMaterials\u003c\/p\u003e\n\u003ch3 class=\"trd-card-title\"\u003eStainless Full System\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eThis system is specified as a Stainless full system, providing a complete exhaust configuration under Yoshimura’s AT2 series.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"trd-card\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003cp class=\"trd-label\"\u003eSound\u003c\/p\u003e\n\u003ch3 class=\"trd-card-title\"\u003eOptional Sound Reduction Insert\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eFor riders needing a quieter setup, the listing notes an optional Low Volume Insert INS-20-K for this full system. Sound and weight details for the open configuration and the insert configuration are provided in the on-page table for quick comparison.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003csection class=\"trd-story\"\u003e\u003cfigure class=\"trd-story-media\"\u003e\u003cimg class=\"trd-story-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-11720ap520-at2-stainless-exhaust-main.jpg?v=1792272514\u0026amp;width=1400\" alt=\"Yoshimura AT2 Stainless Full Exhaust for Suzuki GSX-8R\/S\/T-TT – 11720AP520 – Developed for Suzuki’s 800 Twin\" width=\"1200\" height=\"800\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eDevelopment\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eDeveloped for Suzuki’s 800 Twin\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eYoshimura describes the AT2 Race Series full system as a purpose-developed answer for the Suzuki 800 twin platform, created for racers taking the GSX-8R and GSX-8S to the track. The manufacturer notes development focused on bringing out the best in sound and performance on the new 776cc, 270 degree engine, positioning the AT2 as a track-minded upgrade built around that engine’s character.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-story trd-story--reverse\"\u003e\u003cfigure class=\"trd-story-media\"\u003e\u003cimg class=\"trd-story-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-11720ap520-at2-stainless-exhaust-view.jpg?v=1792272514\u0026amp;width=1400\" alt=\"Yoshimura AT2 Stainless Full Exhaust for Suzuki GSX-8R\/S\/T-TT – 11720AP520 – Sound Levels and Configurations\" width=\"1200\" height=\"800\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eSound\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eSound Levels and Configurations\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eSound output varies by configuration, and the page includes a sound-level table showing SAE J2825 readings at 2000 rpm and 5000 rpm for the AT2 full system in open form and with the optional insert. Weight figures for each configuration are also shown there, making it easy to review the published numbers alongside the stock comparison listed in the same table.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-story\"\u003e\u003cfigure class=\"trd-story-media\"\u003e\u003cimg class=\"trd-story-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-11720ap520-at2-stainless-exhaust-view-2.jpg?v=1792272514\u0026amp;width=1400\" alt=\"Yoshimura AT2 Stainless Full Exhaust for Suzuki GSX-8R\/S\/T-TT – 11720AP520 – Fitment and Installation Media\" width=\"1200\" height=\"800\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eInstallation\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eFitment and Installation Media\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eFitment is specified for Suzuki GSX-8R 2024–2026, Suzuki GSX-8S 2023–2026, and Suzuki GSX-8T-TT 2026; confirm details in the fitment table below. The product page also includes multiple photos, a product video, and an installation PDF to support planning and installation. The listing additionally references an Aluminum Muffler bracket kit 200BG117200*, with the note that the muffler bracket kit is not compatible with GSX8T\/TT.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--performance\"\u003e\u003ch2 class=\"trd-section-title\"\u003ePerformance\u003c\/h2\u003e\n\u003cfigure class=\"trd-figure\"\u003e\u003cimg class=\"trd-figure-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-11720ap520-gsx-8r-dyno-chart.jpg?v=1792272514\u0026amp;width=1600\" alt=\"Yoshimura AT2 Stainless Full Exhaust for Suzuki GSX-8R\/S\/T-TT – 11720AP520 – Yoshimura dyno chart\" width=\"1200\" height=\"800\" loading=\"lazy\"\u003e\u003cfigcaption class=\"trd-caption\"\u003eYoshimura dyno chart for this system.\u003c\/figcaption\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--video\"\u003e\u003ch2 class=\"trd-section-title\"\u003eProduct Video\u003c\/h2\u003e\n\u003cdiv class=\"trd-video\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/VPTrrLQMqRc\" title=\"Yoshimura AT2 Stainless Full Exhaust for Suzuki GSX-8R\/S\/T-TT – 11720AP520 video\" loading=\"lazy\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--specs\"\u003e\u003ch2 class=\"trd-section-title\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"trd-table-wrap\"\u003e\u003ctable class=\"trd-table trd-table--specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e11720AP520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eYoshimura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003eRace Series Exhaust System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eAT2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSystem Type\u003c\/th\u003e\n\u003ctd\u003eFull System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eShipping Weight\u003c\/th\u003e\n\u003ctd\u003e16 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBarcode\u003c\/th\u003e\n\u003ctd\u003e00840025915343\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEmissions Compliance\u003c\/th\u003e\n\u003ctd\u003eQUALIFIED MANUFACTURER DECLARED \"MODIFIED PART\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"trd-table-wrap\"\u003e\u003ctable class=\"trd-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Configuration\u003c\/td\u003e\n\u003ctd\u003eSound Levels (SAE J2825)\u003c\/td\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000 rpm\u003c\/td\u003e\n\u003ctd\u003e5000 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Series AT2 Full System Open\u003c\/td\u003e\n\u003ctd\u003e97.5 dB\u003c\/td\u003e\n\u003ctd\u003e103.8 dB\u003c\/td\u003e\n\u003ctd\u003e10.2 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Series AT2 Full System w\/Insert\u003c\/td\u003e\n\u003ctd\u003e90.3 d\u003c\/td\u003e\n\u003ctd\u003e101.3 dB\u003c\/td\u003e\n\u003ctd\u003e10.1 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003e78.5 dB\u003c\/td\u003e\n\u003ctd\u003e89.1 dB\u003c\/td\u003e\n\u003ctd\u003e17.3 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--fitment\"\u003e\u003ch2 class=\"trd-section-title\"\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"trd-table-wrap\"\u003e\u003ctable class=\"trd-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eMake\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eModel\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eModel Years\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eGSX-8R\u003c\/td\u003e\n\u003ctd\u003e2024–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eGSX-8S\u003c\/td\u003e\n\u003ctd\u003e2023–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eGSX-8T-TT\u003c\/td\u003e\n\u003ctd\u003e2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"trd-caption\"\u003eFitment as listed by Yoshimura for part number 11720AP520.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--docs\"\u003e\u003ch2 class=\"trd-section-title\"\u003eInstallation \u0026amp; Documents\u003c\/h2\u003e\n\u003cp class=\"trd-docs\"\u003e\u003ca class=\"trd-button\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-11720ap520-installation-manual.pdf?v=1792272507\" target=\"_blank\" rel=\"noopener\"\u003eInstructions \/ What's Included (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"trd-caption\"\u003eProvided by Yoshimura. Opens in a new tab.\u003c\/p\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":68080723558551,"sku":"11720AP520","price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-11720ap520-at2-stainless-exhaust-main.jpg?v=1792272514","url":"https:\/\/allamericanktm.com\/products\/yoshimura-at2-stainless-full-exhaust-for-suzuki-gsx-8r-s-t-tt-11720ap520","provider":"All American KTM","version":"1.0","type":"link"}