{"product_id":"yoshimura-spark-arrester-kit-rs-4s-muffler-1-500-sa-13-k-1","title":"Yoshimura SPARK ARRESTER KIT RS-4S Muffler, 1.500\" (SA-13-K-1)","description":"\u003cdiv class=\"trd trd--yoshimura\"\u003e\n\u003csection class=\"trd-hero\"\u003e\u003cp class=\"trd-eyebrow\"\u003eYoshimura · RS-4\u003c\/p\u003e\n\u003ch2 class=\"trd-headline\"\u003eUSFS Spark Arrester Kit for RS-4 Mufflers\u003c\/h2\u003e\n\u003cp class=\"trd-lead\"\u003eThe Yoshimura Spark Arrester Kit for RS-4 Mufflers, 1.500\" is a replacement service part designed for RS-4 mufflers using a \"Turn-out\" end-cap. It’s an updated version of SA-13-K, featuring a weldnut inside the insert to help simplify installation and removal.\u003c\/p\u003e\n\u003cp class=\"trd-lead\"\u003eThis USFS approved spark arrester is listed for Honda CRF250L 2013–2020 and Honda CRF250L-Rally 2017–2020 applications. It can also be used as an optional spark arrester on applications that were not originally equipped with one; use the insert chart and the fitment table on the page to confirm the correct application.\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\"\u003eSA-13-K-1\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\"\u003eRS-4\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\"\u003eHonda CRF250L \/ CRF250L-Rally\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\u003ch3 class=\"trd-card-title\"\u003eUpdated Insert Design\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eYoshimura updates the SA-13-K design with a weldnut inside the insert. This change is intended to make installation and removal easier when servicing the spark arrester in compatible RS-4 muffler setups.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"trd-card\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003ch3 class=\"trd-card-title\"\u003eUSFS Approved Arrester\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eThis kit is specified as a replacement USFS approved spark arrester for Yoshimura RS-4 mufflers equipped with a \"Turn-out\" end-cap. It’s built to restore the correct spark arrester configuration when a replacement is needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"trd-card\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003ch3 class=\"trd-card-title\"\u003eComplete Kit Contents\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eThe kit includes the spark arrester insert, an end-cap collar, and a set screw. These included components provide the parts needed to install the spark arrester assembly as specified for the RS-4 muffler application.\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-sa-13-k-1-rs4-main.jpg?v=1792281212\u0026amp;width=1400\" alt='Yoshimura SPARK ARRESTER KIT RS-4S Muffler, 1.500\" (SA-13-K-1) – Purpose-Built RS-4 Service Part' width=\"1400\" height=\"933\" 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\"\u003ePurpose-Built RS-4 Service Part\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eAs part of Yoshimura’s Replacement Service Parts line in the RS-4 series, this spark arrester kit is intended for RS-4 mufflers that use a \"Turn-out\" end-cap. It’s positioned as a direct replacement option to refresh or restore the spark arrester hardware on the specified exhaust configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-story trd-story--text\"\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eFitment\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eFitment and Confirmation\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eThis spark arrester kit is listed for Honda CRF250L 2013–2020 and Honda CRF250L-Rally 2017–2020. Yoshimura also notes it may be used as an optional spark arrester for applications not originally equipped with one, so application confirmation is important; reference the page’s fitment table and the insert chart guidance to verify the correct match.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-story trd-story--text\"\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eSound\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eInstallation Support Resources\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eThe product page includes a product video and an installation PDF to help guide the installation process. Combined with the updated weldnut insert design, these resources support easier service and help ensure the spark arrester components are assembled correctly for the intended RS-4 muffler configuration.\u003c\/p\u003e\n\u003c\/div\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\/m8WhKb_gOzI\" title='Yoshimura SPARK ARRESTER KIT RS-4S Muffler, 1.500\" (SA-13-K-1) video' loading=\"lazy\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cdiv class=\"trd-video\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Tcgfsiqo0fc\" title='Yoshimura SPARK ARRESTER KIT RS-4S Muffler, 1.500\" (SA-13-K-1) 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\u003eSA-13-K-1\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\u003eReplacement Service Parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eRS-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eShipping Weight\u003c\/th\u003e\n\u003ctd\u003e0.6 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBarcode\u003c\/th\u003e\n\u003ctd\u003e00840025914063\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\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCRF250L\u003c\/td\u003e\n\u003ctd\u003e2013–2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCRF250L-Rally\u003c\/td\u003e\n\u003ctd\u003e2017–2020\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 SA-13-K-1.\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-sa-13-k-1-installation-manual.pdf?v=1792281208\" 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":68080842801303,"sku":"SA-13-K-1","price":47.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/yoshimura-sa-13-k-1-rs4-main.jpg?v=1792281212","url":"https:\/\/allamericanktm.com\/products\/yoshimura-spark-arrester-kit-rs-4s-muffler-1-500-sa-13-k-1","provider":"All American KTM","version":"1.0","type":"link"}