{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"087ff7aa4267","name":"Factory 4.1 RCT Exhaust Silencer 10-13 Yamaha YZ 250 F - FMF 044382","sku":"06-1755.FMF.FAC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":564.92,"formatted":"£564.92"},"summary":"FMF Factory 4.1 RCT Stainless Slip-On Exhaust Silencer with Carbon End Cap. Features FMF Resonance Chamber Technology, Factory Forward Engineering for mass centralisation and reduced crash vulnerability. Constructed from aerospace-grade aluminium with a carbon fibre end cap and stainless steel mid-pipe. Includes screen-type spark arrestor and 94dB quiet insert. Closed course use only. Item ID: 044382. Type: Slip-On. Configuration: Single. Finish: Natural. Weight: 5 lbs.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"209308"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_2EFMF_2EFAC/2fcc88a64e341460.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_2EFMF_2EFAC/2fcc88a64e341460.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_2EFMF_2EFAC/8efe65e6ba6fef68.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_2EFMF_2EFAC/522c7fc3dcd6a46d.jpg"],"description":"FMF Factory 4.1 RCT Stainless Slip-On Exhaust Silencer with Carbon End Cap. Features FMF Resonance Chamber Technology, Factory Forward Engineering for mass centralisation and reduced crash vulnerability. Constructed from aerospace-grade aluminium with a carbon fibre end cap and stainless steel mid-pipe. Includes screen-type spark arrestor and 94dB quiet insert. Closed course use only. Item ID: 044382. Type: Slip-On. Configuration: Single. Finish: Natural. Weight: 5 lbs.","descriptionMarkdown":"### FMF Factory 4.1 RCT Exhaust Silencer with Carbon End Cap\n\nElevate your motorcycle's performance with the FMF Factory 4.1 RCT Stainless Slip-On Exhaust. This advanced silencer is engineered with FMF's innovative Resonance Chamber Technology™ both internally and externally, designed to maximize power output and deliver a superior riding experience. The Factory Forward Engineering system strategically positions the muffler closer to the engine, improving mass centralization for better handling and reducing vulnerability in the event of a crash.\n\nConstructed from aerospace-grade materials and manufactured in the USA, this slip-on system offers significant power gains and substantial weight savings. Its design also allows for rapid tuning adjustments, making it ideal for competitive riders seeking an edge.\n\n**Key Features:**\n\n- FMF Resonance Chamber Technology™ for enhanced power delivery.\n\n- Reduced muffler length for decreased crash susceptibility.\n\n- Factory Forward Engineering for improved mass centralization and handling.\n\n- Aerospace-grade construction ensures maximum durability.\n\n- High-quality aluminum muffler body with a distinctive carbon fiber end cap.\n\n- Robust stainless steel mid-pipe for extended strength and longevity.\n\n- Includes a screen-type spark arrestor for safety.\n\n- Comes with a 94dB quiet insert for sound control.\n\n- Designed for closed course use only.\n\n**Specifications:**\n\n- Type: Slip-On\n\n- Configuration: Single Muffler\n\n- Construction Materials: Aluminum (Muffler), Stainless Steel (Mid-pipe), Carbon Fiber (End Cap)\n\n- Finish: Natural Aluminum\n\n- Included Accessories: Screen Spark Arrestor, 94dB Quiet Insert\n\n- Approximate Weight: 5 lbs","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2010–2013"},{"make":"YAMAHA","model":"YZF 250","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/factory-41-rct-exhaust-silencer-10-13-yamaha-yz-250-f-fmf-044382","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/087ff7aa4267:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/087ff7aa4267:1"}},"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."]}}