{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"57beb523cd5f","name":"Factory 4.1 RCT Exhaust Silencer 07-16 KTM Husaberg Husqvarna 250-530 - FMF 045558","sku":"06-1750.FMF.FAC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":517.87,"formatted":"£517.87"},"summary":"Harnessing the latest in FMF Resonance Chamber Technology™ inside and out, the Factory 4.1 RCT Stainless SL Slip-On delivers massive power gains and notable weight savings. Designed with Factory Forward Engineering, the system brings the muffler closer to the motor for improved mass centralisation and is constructed from aerospace-grade materials. The sleek aluminium body, carbon end cap, and stainless midpipe deliver robust durability and a premium appearance. This exhaust is for closed course use only and incorporates the latest FMF Resonance Chamber Technology™. Its shorter overall length helps reduce crash damage. Features Factory Forward Engineering for centralised mass, and is manufactured from high-spec aerospace aluminium, carbon, and stainless steel. It offers massive power gains across the entire RPM range and significant weight savings of 4.4 lbs. Includes a Rapid Tuning System (RTS) for efficient set-up. The muffler has a natural aluminium finish with a carbon end cap. A 94 dB quiet insert and a spark arrestor (screen insert) are included. Made entirely in Southern California, USA. Item ID 045558. Type: Slip-On. Configuration: Single. Construction: Aluminium. Finish: Natural. Midpipe: Stainless Steel. Endcap: Carbon. Spark Arrestor: Screen insert (included). Quiet Insert: 94 dB (included). Weight: 4.4 lbs.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"209276"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1750_2EFMF_2EFAC/ad5b219cdeceacc1.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1750_2EFMF_2EFAC/ad5b219cdeceacc1.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1750_2EFMF_2EFAC/f5d9e42ebaac26bb.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1750_2EFMF_2EFAC/99d85ea9cd4cfdd4.jpg"],"description":"Harnessing the latest in FMF Resonance Chamber Technology™ inside and out, the Factory 4.1 RCT Stainless SL Slip-On delivers massive power gains and notable weight savings. Designed with Factory Forward Engineering, the system brings the muffler closer to the motor for improved mass centralisation and is constructed from aerospace-grade materials. The sleek aluminium body, carbon end cap, and stainless midpipe deliver robust durability and a premium appearance. This exhaust is for closed course use only and incorporates the latest FMF Resonance Chamber Technology™. Its shorter overall length helps reduce crash damage. Features Factory Forward Engineering for centralised mass, and is manufactured from high-spec aerospace aluminium, carbon, and stainless steel. It offers massive power gains across the entire RPM range and significant weight savings of 4.4 lbs. Includes a Rapid Tuning System (RTS) for efficient set-up. The muffler has a natural aluminium finish with a carbon end cap. A 94 dB quiet insert and a spark arrestor (screen insert) are included. Made entirely in Southern California, USA. Item ID 045558. Type: Slip-On. Configuration: Single. Construction: Aluminium. Finish: Natural. Midpipe: Stainless Steel. Endcap: Carbon. Spark Arrestor: Screen insert (included). Quiet Insert: 94 dB (included). Weight: 4.4 lbs.","descriptionMarkdown":"### FMF Factory 4.1 RCT Exhaust Silencer\n\n Experience massive power gains and significant weight savings with the FMF Factory 4.1 RCT Stainless SL Slip-On exhaust silencer. This high-performance part utilizes FMF's latest Resonance Chamber Technology™ for enhanced power output across the entire RPM range.\n\n Designed with Factory Forward Engineering, the muffler is positioned closer to the motor to improve mass centralization, contributing to better handling and performance. The construction employs aerospace-grade aluminum for the sleek body, a durable carbon fiber end cap, and a robust stainless steel midpipe, ensuring both premium appearance and exceptional longevity.\n\n This system is manufactured entirely in FMF's California facility, reflecting a commitment to quality and performance. It is intended for closed course use only.\n\n**Key Features:**\n\n \n- Incorporates the latest FMF Resonance Chamber Technology™.\n \n- Features Factory Forward Engineering for optimized mass centralization.\n \n- Constructed from high-specification aerospace aluminum, carbon fiber, and stainless steel.\n \n- Offers massive power gains throughout the entire RPM range.\n \n- Provides significant weight savings of 4.4 lbs.\n \n- Includes a Rapid Tuning System (RTS) for efficient setup.\n \n- Comes with a natural aluminum muffler finish and a carbon end cap.\n \n- Includes a 94 dB quiet insert for reduced noise levels.\n \n- Spark arrestor (screen insert) is included for safety.\n \n- Proudly manufactured entirely in Southern California, USA.\n \n- Shorter overall length designed to reduce potential damage from impacts.\n\n**Specifications:**\n\n \n- Type: Slip-On\n \n- Configuration: Single\n \n- Muffler Construction: Aluminum\n \n- Muffler Finish: Natural\n \n- Midpipe Material: Stainless Steel\n \n- End Cap Material: Carbon\n \n- Weight: 4.4 lbs","weightGrams":null,"fitments":[{"make":"HUSABERG","model":"FE 250","cc":null,"notes":null,"years":"2013–2014"},{"make":"HUSABERG","model":"FE 350","cc":null,"notes":null,"years":"2013–2014"},{"make":"HUSABERG","model":"FE 501","cc":null,"notes":null,"years":"2013–2014"},{"make":"HUSQVARNA","model":"FE 250","cc":null,"notes":null,"years":"2014–2016"},{"make":"HUSQVARNA","model":"FE 350","cc":null,"notes":null,"years":"2014–2016"},{"make":"HUSQVARNA","model":"FE 450","cc":null,"notes":null,"years":"2015–2016"},{"make":"KTM","model":"250 EXC-F","cc":null,"notes":null,"years":"2012–2016"},{"make":"KTM","model":"250 EXC-F SIX DAYS","cc":null,"notes":null,"years":"2014–2016"},{"make":"KTM","model":"250 SX-F","cc":null,"notes":null,"years":"2009–2015"},{"make":"KTM","model":"250 XC-F","cc":null,"notes":null,"years":"2009, 2011, 2013–2015"},{"make":"KTM","model":"250 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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."]}}