{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"dae79afb4c09","name":"END OF LINE Factory 4.1 RCT Exhaust Silencer 11-13 Yamaha YZ 450 F - FMF 044372","sku":"06-1756.FMF.FTA","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":417.53,"formatted":"£417.53"},"summary":"Factory 4.1 RCT Exhaust Silencer. Incorporates Resonance Chamber Technology. Patented core shape lowers sound level while maintaining maximum power output. Patented canister shape increases internal volume for more sound absorbing material. Patented chamber design enhances and refines exhaust pressure. Factory Forward Engineering centralizes mass and is less prone to crash damage. Tuned exhaust with optimized core specifications for each application. Meets AMA and FIM sound requirements. Spark arrestor included in muffler. Built 100% in the U.S.A. Maintenance made easy with the removal of 4 screws on the front end cap. Compatible with stock or FMF header. For Closed Course Competition Use Only. Part No. 06-1756.FMF.FTA. FMF 044372.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"209321"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1756_2EFMF_2EFTA/f2995b858b20e4e2.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1756_2EFMF_2EFTA/f2995b858b20e4e2.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1756_2EFMF_2EFTA/bda66534d1820692.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1756_2EFMF_2EFTA/1d4c7e1af148bab1.jpg"],"description":"Factory 4.1 RCT Exhaust Silencer. Incorporates Resonance Chamber Technology. Patented core shape lowers sound level while maintaining maximum power output. Patented canister shape increases internal volume for more sound absorbing material. Patented chamber design enhances and refines exhaust pressure. Factory Forward Engineering centralizes mass and is less prone to crash damage. Tuned exhaust with optimized core specifications for each application. Meets AMA and FIM sound requirements. Spark arrestor included in muffler. Built 100% in the U.S.A. Maintenance made easy with the removal of 4 screws on the front end cap. Compatible with stock or FMF header. For Closed Course Competition Use Only. Part No. 06-1756.FMF.FTA. FMF 044372.","descriptionMarkdown":"### FMF Factory 4.1 RCT Exhaust Silencer\n\nExperience unparalleled performance with the FMF Factory 4.1 RCT Exhaust Silencer. Engineered for precision and power, this silencer incorporates advanced Resonance Chamber Technology and a patented core shape designed to reduce sound levels without compromising maximum power output.\n\nThe innovative canister shape increases internal volume, allowing for more sound-absorbing material, while the patented chamber design refines exhaust pressure for an optimized riding experience. Factory Forward Engineering centralizes mass, making the silencer less susceptible to damage from impacts.\n\nEach exhaust is meticulously tuned with optimized core specifications tailored to its specific application. You can expect the quality, craftsmanship, and performance synonymous with the FMF brand.\n\n#### Key Features:\n\n \n- Incorporates Resonance Chamber Technology.\n \n- Patented core shape lowers sound level while maintaining maximum power output.\n \n- Patented canister shape increases internal volume for more sound absorbing material.\n \n- Patented chamber design to enhance and refine exhaust pressure.\n \n- Factory Forward Engineering centralizes mass and is less prone to crash damage.\n \n- Tuned exhaust with optimized core specifications for each application.\n \n- Meets AMA and FIM sound requirements.\n \n- Spark arrestor included in muffler.\n \n- Built 100% in the U.S.A. at FMF's state-of-the-art factory.\n \n- Easy maintenance with removal of 4 screws on the front end cap.\n \n- Compatible with stock or FMF header.\n\n**Notice: For Closed Course Competition Use Only.**","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 450F","cc":null,"notes":null,"years":"2011–2013"},{"make":"YAMAHA","model":"YZF 450","cc":null,"notes":null,"years":"2011–2013"}],"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/end-of-line-factory-41-rct-exhaust-silencer-11-13-yamaha-yz-450-f-fmf-044372","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/dae79afb4c09:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/dae79afb4c09:1"}},"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."]}}