{"product_id":"fmf-06-1780-fmf-q4h","title":"FMF Q4 Hex Exhaust Silencer 15-19 KTM Husqvarna 250 350 450 500 - FMF 045590","description":"\u003cp\u003eThe FMF Q4 HEX S\/A exhaust represents the forefront of performance-driven quiet technology for off-road motorcycles. Utilising advanced chambers, internal baffles, and exclusive multistage packing, this slip-on delivers impressive power gains throughout the entire rpm range—all while remaining compliant with stringent USFS and FIM sound requirements. Reduced weight, robust durability, and built-in spark arrestor make it a top choice for riders demanding serious performance with minimal noise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry-leading quiet performance with substantial power gains\u003c\/li\u003e\n\u003cli\u003eMeets USFS and FIM World Enduro sound regulations\u003c\/li\u003e\n\u003cli\u003eIntegrated spark arrestor enhances safety\u003c\/li\u003e\n\u003cli\u003eSignificantly lighter than OEM exhausts\u003c\/li\u003e\n\u003cli\u003eConstructed for maximum off-road endurance\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eNotice: Closed Course Use Only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 045590\u003c\/li\u003e\n\u003cli\u003eType: Slip-On\u003c\/li\u003e\n\u003cli\u003eConfiguration: Single\u003c\/li\u003e\n\u003cli\u003eConstruction: Aluminium\u003c\/li\u003e\n\u003cli\u003eFinish: Natural\u003c\/li\u003e\n\u003cli\u003eMidpipe: Stainless steel\u003c\/li\u003e\n\u003cli\u003eEndcap: Stainless steel\u003c\/li\u003e\n\u003cli\u003eSpark arrestor: Screen insert (included)\u003c\/li\u003e\n\u003cli\u003eQuiet insert: Included\u003c\/li\u003e\n\u003cli\u003eWeight: 5.1 lbs\u003c\/li\u003e\n\u003cli\u003eCarb warning: None\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHusqvarna\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFC 250 (2016–2018)\u003c\/li\u003e\n\u003cli\u003eFC 350 (2016–2018)\u003c\/li\u003e\n\u003cli\u003eFC 450 (2016–2018)\u003c\/li\u003e\n\u003cli\u003eFE 250 (2017–2019)\u003c\/li\u003e\n\u003cli\u003eFE 350 (2017–2019)\u003c\/li\u003e\n\u003cli\u003eFE 450 (2017–2019)\u003c\/li\u003e\n\u003cli\u003eFE501 (2017–2019)\u003c\/li\u003e\n\u003cli\u003eFX 350 (2017–2018)\u003c\/li\u003e\n\u003cli\u003eFX 450 (2017–2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKTM\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e250 EXC-F (2017–2019)\u003c\/li\u003e\n\u003cli\u003e250 SX-F (2016–2018)\u003c\/li\u003e\n\u003cli\u003e250 SX-F Factory Edition (2015–2017)\u003c\/li\u003e\n\u003cli\u003e250 XC-F (2016–2018)\u003c\/li\u003e\n\u003cli\u003e350 EXC-F (2017–2019)\u003c\/li\u003e\n\u003cli\u003e350 SX-F (2016–2018)\u003c\/li\u003e\n\u003cli\u003e350 XC-F (2016–2018)\u003c\/li\u003e\n\u003cli\u003e450 EXC-F (2018–2019)\u003c\/li\u003e\n\u003cli\u003e450 EXC-F Six Days (2017–2019)\u003c\/li\u003e\n\u003cli\u003e450 SX-F (2016–2018)\u003c\/li\u003e\n\u003cli\u003e450 SX-F Factory Edition (2015–2017)\u003c\/li\u003e\n\u003cli\u003e450 XC-F (2016–2018)\u003c\/li\u003e\n\u003cli\u003e500 EXC-F (2017–2019)\u003c\/li\u003e\n\u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eSupplier SKU:\u003c\/strong\u003e 06-1780.FMF.Q4H. Supplier availability is subject to change.\u003c\/p\u003e\n\u003ch3\u003eWhy Buy From FDY Performance?\u003c\/h3\u003e\n\u003cp\u003eShop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":59482047185244,"sku":"06-1780.FMF.Q4H","price":430.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/6982\/0252\/files\/06-1780-fmf-q4h-1.jpg?v=1791844693","url":"https:\/\/fdyperformance.com\/products\/fmf-06-1780-fmf-q4h","provider":"FDY performance Ltd","version":"1.0","type":"link"}