{"product_id":"fmf-q4-hex-spark-arrestor-muffler-045556-for-ktm-350-and-500-xcf-w","title":"FMF Q4 Hex Spark Arrestor Muffler 045556 for KTM 350 and 500 XCF-W","description":"\u003cp\u003eThe FMF Q4 Hex Spark Arrestor Muffler is designed to improve exhaust flow while maintaining controlled sound levels for off-road riding. Featuring internal baffles, chambers, and advanced sound-absorbing materials, this muffler helps accelerate exhaust flow with less noise and minimal power loss. Its compact design provides a practical performance upgrade for compatible KTM motorcycles.\u003c\/p\u003e\u003cp\u003eBuilt for durability and trail compliance, the FMF Q4 Hex includes a U.S. Forestry-approved spark arrestor with a maintenance-free stainless steel screen. Sound output remains well under 96 dB on most machines, helping satisfy strict riding-area sound requirements. The muffler is engineered for dependable service in demanding off-road environments.\u003c\/p\u003e\u003cp\u003eFitment includes 2012–2016 KTM 500 XCF-W models, 2012–2015 KTM 350 XCF-W models, and the 2012 KTM 350 XC-F. This product is manufactured by FMF and is identified by manufacturer part number 045556 and vendor part number 79-4192. Confirm the model year and exhaust configuration before installation to ensure proper fitment.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInternal baffles, chambers, and sound-absorbing materials help improve exhaust flow while reducing noise and minimizing power loss\u003c\/li\u003e\n\u003cli\u003eSound output is well under 96 dB on most machines to help meet strict off-road sound requirements\u003c\/li\u003e\n\u003cli\u003eU.S. Forestry-approved spark arrestor with a maintenance-free stainless steel screen\u003c\/li\u003e\n\u003cli\u003eFits 2012–2016 KTM 500 XCF-W, 2012–2015 KTM 350 XCF-W, and 2012 KTM 350 XC-F motorcycles\u003c\/li\u003e\n\u003cli\u003eBrand: FMF; Manufacturer part number: 045556; Vendor part number: 79-4192\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2005 KTM 250 SX-F\u003cbr\u003e\n2006 KTM 250 SX-F\u003cbr\u003e\n2007 KTM 250 SX-F\u003cbr\u003e\n2007 KTM 250 XC-F\u003cbr\u003e\n2007 KTM 400 SX 4-Stroke\u003cbr\u003e\n2007 KTM 450 SMR 4-Stroke\u003cbr\u003e\n2007 KTM 450 SX-F\u003cbr\u003e\n2007 KTM 450 XC-F\u003cbr\u003e\n2007 KTM 505 Sx-F\u003cbr\u003e\n2007 KTM 525 SX 4-Stroke\u003cbr\u003e\n2007 KTM 560 SMR 4-Stroke\u003cbr\u003e\n2008 KTM 250 SX-F\u003cbr\u003e\n2008 KTM 250 XC-F\u003cbr\u003e\n2008 KTM 250 XCF-W\u003cbr\u003e\n2008 KTM 350 XCF-W\u003cbr\u003e\n2008 KTM 400 SX 4-Stroke\u003cbr\u003e\n2008 KTM 450 SMR 4-Stroke\u003cbr\u003e\n2008 KTM 450 SX-F\u003cbr\u003e\n2008 KTM 450 XC-F\u003cbr\u003e\n2008 KTM 450 XCF-W\u003cbr\u003e\n2008 KTM 505 Sx-F\u003cbr\u003e\n2008 KTM 505 Xc-F\u003cbr\u003e\n2008 KTM 525 SX 4-Stroke\u003cbr\u003e\n2008 KTM 530 XC-W 4-Stroke\u003cbr\u003e\n2008 KTM 560 SMR 4-Stroke\u003cbr\u003e\n2009 KTM 250 SX-F\u003cbr\u003e\n2009 KTM 250 XC-F\u003cbr\u003e\n2009 KTM 250 XCF-W\u003cbr\u003e\n2009 KTM 350 XCF-W\u003cbr\u003e\n2009 KTM 400 SX 4-Stroke\u003cbr\u003e\n2009 KTM 400 XC-W 4-Stroke\u003cbr\u003e\n2009 KTM 450 SMR 4-Stroke\u003cbr\u003e\n2009 KTM 450 SX-F\u003cbr\u003e\n2009 KTM 450 XC-F\u003cbr\u003e\n2009 KTM 450 XCF-W\u003cbr\u003e\n2009 KTM 505 Sx-F\u003cbr\u003e\n2009 KTM 505 Xc-F\u003cbr\u003e\n2009 KTM 525 SX 4-Stroke\u003cbr\u003e\n2009 KTM 530 XC-W 4-Stroke\u003cbr\u003e\n2010 KTM 250 SX-F\u003cbr\u003e\n2010 KTM 250 XC-F\u003cbr\u003e\n2010 KTM 250 XCF-W\u003cbr\u003e\n2010 KTM 350 SX-F\u003cbr\u003e\n2010 KTM 350 XC-F\u003cbr\u003e\n2010 KTM 350 XCF-W\u003cbr\u003e\n2010 KTM 400 SX 4-Stroke\u003cbr\u003e\n2010 KTM 400 XC-W 4-Stroke\u003cbr\u003e\n2010 KTM 450 SX-F\u003cbr\u003e\n2010 KTM 450 XC-F\u003cbr\u003e\n2010 KTM 450 XCF-W\u003cbr\u003e\n2010 KTM 505 Sx-F\u003cbr\u003e\n2010 KTM 505 Xc-F\u003cbr\u003e\n2010 KTM 525 SX 4-Stroke\u003cbr\u003e\n2010 KTM 530 XC-W 4-Stroke\u003cbr\u003e\n2011 KTM 250 SX-F\u003cbr\u003e\n2011 KTM 250 XC-F\u003cbr\u003e\n2011 KTM 250 XCF-W\u003cbr\u003e\n2011 KTM 350 SX-F\u003cbr\u003e\n2011 KTM 350 XC-F\u003cbr\u003e\n2011 KTM 350 XCF-W\u003cbr\u003e\n2011 KTM 400 SX 4-Stroke\u003cbr\u003e\n2011 KTM 450 SX-F\u003cbr\u003e\n2011 KTM 450 XC-F\u003cbr\u003e\n2011 KTM 450 XCF-W\u003cbr\u003e\n2011 KTM 505 Sx-F\u003cbr\u003e\n2011 KTM 505 Xc-F\u003cbr\u003e\n2011 KTM 525 SX 4-Stroke\u003cbr\u003e\n2011 KTM 530 XC-W 4-Stroke\u003cbr\u003e\n2012 KTM 250 SX-F\u003cbr\u003e\n2012 KTM 250 XC-F\u003cbr\u003e\n2012 KTM 250 XCF-W\u003cbr\u003e\n2012 KTM 350 SX-F\u003cbr\u003e\n2012 KTM 350 XC-F\u003cbr\u003e\n2012 KTM 350 XCF-W\u003cbr\u003e\n2012 KTM 400 SX 4-Stroke\u003cbr\u003e\n2012 KTM 450 SX-F\u003cbr\u003e\n2012 KTM 450 SX-F Factory Edition\u003cbr\u003e\n2012 KTM 450 XC-F\u003cbr\u003e\n2012 KTM 450 XCF-W\u003cbr\u003e\n2012 KTM 500 XCF-W\u003cbr\u003e\n2012 KTM 505 Sx-F\u003cbr\u003e\n2012 KTM 525 SX 4-Stroke\u003cbr\u003e\n2013 KTM 250 SX-F\u003cbr\u003e\n2013 KTM 250 XC-F\u003cbr\u003e\n2013 KTM 250 XCF-W\u003cbr\u003e\n2013 KTM 350 SX-F\u003cbr\u003e\n2013 KTM 350 XC-F\u003cbr\u003e\n2013 KTM 350 XCF-W\u003cbr\u003e\n2013 KTM 450 SX-F\u003cbr\u003e\n2013 KTM 450 SX-F Factory Edition\u003cbr\u003e\n2013 KTM 450 XC-F\u003cbr\u003e\n2013 KTM 450 XCF-W\u003cbr\u003e\n2013 KTM 500 XCF-W\u003cbr\u003e\n2013 KTM 505 Sx-F\u003cbr\u003e\n2014 Husqvarna FE 250\u003cbr\u003e\n2014 Husqvarna FE 350\u003cbr\u003e\n2014 KTM 250 SX-F\u003cbr\u003e\n2014 KTM 250 XC-F\u003cbr\u003e\n2014 KTM 250 XCF-W\u003cbr\u003e\n2014 KTM 350 SX-F\u003cbr\u003e\n2014 KTM 350 XC-F\u003cbr\u003e\n2014 KTM 350 XCF-W\u003cbr\u003e\n2014 KTM 450 SX-F\u003cbr\u003e\n2014 KTM 450 SX-F Factory Edition\u003cbr\u003e\n2014 KTM 450 XC-F\u003cbr\u003e\n2014 KTM 450 XCF-W\u003cbr\u003e\n2014 KTM 500 XCF-W\u003cbr\u003e\n2015 Husqvarna FE 250\u003cbr\u003e\n2015 Husqvarna FE 350\u003cbr\u003e\n2015 KTM 250 SX-F\u003cbr\u003e\n2015 KTM 250 SX-F Factory Edition\u003cbr\u003e\n2015 KTM 250 XC-F\u003cbr\u003e\n2015 KTM 250 XCF-W\u003cbr\u003e\n2015 KTM 350 SX-F\u003cbr\u003e\n2015 KTM 350 XC-F\u003cbr\u003e\n2015 KTM 350 XCF-W\u003cbr\u003e\n2015 KTM 450 SX-F\u003cbr\u003e\n2015 KTM 450 SX-F Factory Edition\u003cbr\u003e\n2015 KTM 450 XC-F\u003cbr\u003e\n2015 KTM 450 XCF-W\u003cbr\u003e\n2015 KTM 500 XCF-W\u003cbr\u003e\n2015 KTM 530 XC-W 4-Stroke\u003cbr\u003e\n2016 Husqvarna FE 250\u003cbr\u003e\n2016 Husqvarna FE 350\u003cbr\u003e\n2016 KTM 250 XCF-W\u003cbr\u003e\n2016 KTM 350 XCF-W\u003cbr\u003e\n2016 KTM 450 XCF-W\u003cbr\u003e\n2016 KTM 500 XCF-W\u003cbr\u003e\n2016 KTM 530 XC-W 4-Stroke","brand":"FMF","offers":[{"title":"Default Title","offer_id":67551834636523,"sku":"79-4192","price":423.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/bed1-69dfc526d563f_5d5c3731-f447-4b3d-afbb-93bfaec326f7.jpg?v=1790728590","url":"https:\/\/ctracingservices.com\/products\/fmf-q4-hex-spark-arrestor-muffler-045556-for-ktm-350-and-500-xcf-w","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}