{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"4c1385bd0c09","name":"Factory 4.1 RCT Exhaust Silencer 20-23 KTM Husqvarna GasGas 350-501 - FMF 045647","sku":"06-9924.FMF.FAC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":517.87,"formatted":"£517.87"},"summary":"The FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap delivers impressive performance gains across the entire RPM range, thanks to advanced Resonance Chamber Technology and Factory Forward Engineering. Designed for reduced crash damage and optimal mass centralisation, this premium exhaust is crafted exclusively from aerospace-grade materials and carefully manufactured in Southern California. Its lightweight, compact design offers significant weight savings and improved ride dynamics, making it ideal for serious off-road enthusiasts. Features include: exceptional power increase throughout the RPM range, weight reduction improves handling and ride response, RTS Rapid Tuning System for quick adjustments, aluminium muffler with carbon end cap, stainless steel midpipe, aerospace-grade material quality, shorter overall length for less crash susceptibility, includes 94dB quiet insert and spark arrestor screen insert. Manufactured in the USA. Specifications: Item ID 045647, Slip-On type, Single configuration, Aluminium muffler, stainless steel midpipe, carbon end cap construction, Natural finish, Screen insert spark arrestor included, 94dB insert quiet insert included. Weight 5.9 lbs.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"291477"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9924_2EFMF_2EFAC/e6c6911137cd0883.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9924_2EFMF_2EFAC/e6c6911137cd0883.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9924_2EFMF_2EFAC/71f23cad1556857f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9924_2EFMF_2EFAC/fe3d954d2c79390b.jpg"],"description":"The FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap delivers impressive performance gains across the entire RPM range, thanks to advanced Resonance Chamber Technology and Factory Forward Engineering. Designed for reduced crash damage and optimal mass centralisation, this premium exhaust is crafted exclusively from aerospace-grade materials and carefully manufactured in Southern California. Its lightweight, compact design offers significant weight savings and improved ride dynamics, making it ideal for serious off-road enthusiasts. Features include: exceptional power increase throughout the RPM range, weight reduction improves handling and ride response, RTS Rapid Tuning System for quick adjustments, aluminium muffler with carbon end cap, stainless steel midpipe, aerospace-grade material quality, shorter overall length for less crash susceptibility, includes 94dB quiet insert and spark arrestor screen insert. Manufactured in the USA. Specifications: Item ID 045647, Slip-On type, Single configuration, Aluminium muffler, stainless steel midpipe, carbon end cap construction, Natural finish, Screen insert spark arrestor included, 94dB insert quiet insert included. Weight 5.9 lbs.","descriptionMarkdown":"### FMF Factory 4.1 RCT Exhaust Silencer with Carbon End Cap\n\nExperience a significant performance upgrade with the FMF Racing Factory 4.1 RCT Stainless Slip-On Exhaust. This silencer is engineered to deliver enhanced power across the entire RPM range, utilizing advanced Resonance Chamber Technology™ and Factory Forward Engineering for optimal results.\n\nDesigned with both performance and durability in mind, this exhaust system features a compact and lightweight construction to improve mass centralization and ride dynamics. Crafted from aerospace-grade materials and manufactured in Southern California, it offers exceptional strength and resilience, while its shorter overall length reduces susceptibility to crash damage.\n\n**Key Features:**\n\n- Notice: Closed Course Use Only\n\n- Substantial power increase across the entire RPM range\n\n- Reduced weight for improved handling and quicker response\n\n- Features RTS (Rapid Tuning System) for swift adjustments\n\n- Muffler constructed from natural aluminum with a distinct carbon fiber end cap\n\n- Midpipe is made from high-quality stainless steel\n\n- Built with aerospace-grade materials for superior strength and longevity\n\n- Compact design minimizes potential crash damage\n\n- Includes a 94dB quiet insert and a removable spark arrestor screen insert\n\n- Proudly manufactured in the USA\n\n**Specifications:**\n\n- Type: Slip-On\n\n- Configuration: Single exhaust\n\n- Construction Materials: Aluminum muffler, stainless steel midpipe, carbon fiber end cap\n\n- Finish: Natural aluminum\n\n- Included Accessories: Spark arrestor screen insert and 94dB quiet insert\n\n- Weight: 5.9 lbs","weightGrams":null,"fitments":[{"make":"GASGAS","model":"EC 250F","cc":null,"notes":null,"years":"2021"},{"make":"GASGAS","model":"EC 350F","cc":null,"notes":null,"years":"2021"},{"make":"HUSQVARNA","model":"FE 250","cc":null,"notes":null,"years":"2020–2021"},{"make":"HUSQVARNA","model":"FE 350","cc":null,"notes":null,"years":"2020–2023"},{"make":"HUSQVARNA","model":"FE 350 ROCKSTAR EDITION","cc":null,"notes":null,"years":"2021"},{"make":"HUSQVARNA","model":"FE 450","cc":null,"notes":null,"years":"2020–2021, 2023"},{"make":"HUSQVARNA","model":"FE 501","cc":null,"notes":null,"years":"2020–2023"},{"make":"KTM","model":"250 EXC-F","cc":null,"notes":null,"years":"2020–2021"},{"make":"KTM","model":"350 EXC-F","cc":null,"notes":null,"years":"2020–2021"},{"make":"KTM","model":"350 XCF-W","cc":null,"notes":null,"years":"2020–2022"},{"make":"KTM","model":"450 EXC-F","cc":null,"notes":null,"years":"2020–2021"},{"make":"KTM","model":"450 XCF-W","cc":null,"notes":null,"years":"2020–2021, 2023"},{"make":"KTM","model":"500 EXC-F","cc":null,"notes":null,"years":"2020–2021"},{"make":"KTM","model":"500 XCF-W","cc":null,"notes":null,"years":"2020–2023"}],"collections":[{"name":"Exhaust Systems & Parts","url":"https://www.2brosparts.com/api/agent/collection/GB/exhaust-systems-parts"},{"name":"Silencer","url":"https://www.2brosparts.com/api/agent/collection/GB/silencer"}],"links":{"page":"https://www.2brosparts.com/products/factory-41-rct-exhaust-silencer-20-23-ktm-husqvarna-gasgas-350-501-fmf-045647","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/4c1385bd0c09:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/4c1385bd0c09:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}