{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9d81d89b4998","name":"Factory 4.1 RCT Exhaust Silencer 10-13 Yamaha YZ 250 F - FMF 044365","sku":"06-1755_FMF.FCC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":706.07,"formatted":"£706.07"},"summary":"The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap features Resonance Chamber Technology and Factory Forward Engineering. Made from aerospace-grade titanium in Southern California, this slip-on reduces weight and increases power across the RPM range. Its blue anodized body and carbon end cap improve mass centralization and crash resilience. This exhaust system includes a spark arrestor and a 94dB quiet insert. It is designed for closed course competition only.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"209314"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_5FFMF_2EFCC/3dfae08354b8fb44.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_5FFMF_2EFCC/3dfae08354b8fb44.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_5FFMF_2EFCC/d084a56564a6a32a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1755_5FFMF_2EFCC/8823bcab680ac1a7.jpg"],"description":"The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap features Resonance Chamber Technology and Factory Forward Engineering. Made from aerospace-grade titanium in Southern California, this slip-on reduces weight and increases power across the RPM range. Its blue anodized body and carbon end cap improve mass centralization and crash resilience. This exhaust system includes a spark arrestor and a 94dB quiet insert. It is designed for closed course competition only.","descriptionMarkdown":"### FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On Exhaust with Carbon Cap\n\nThe FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap represents the pinnacle of exhaust system engineering, integrating advanced Resonance Chamber Technology™ and innovative Factory Forward Engineering. Crafted in Southern California from aerospace-grade titanium, this slip-on exhaust is engineered to deliver significant weight reduction while maximizing power output across the entire engine speed range. Its distinctive compact, blue anodized body and carbon fiber end cap not only contribute to improved mass centralization and enhanced crash resilience but also provide a sleek, modern aesthetic suitable for professional and amateur riders.\n\n#### Key Features\n\n- Constructed from aerospace-grade titanium with a blue anodized finish and a carbon fiber end cap, offering superior strength and reduced weight.\n\n- Features FMF Resonance Chamber Technology™ to enhance performance and optimize power delivery.\n\n- Incorporates Factory Forward Engineering for improved mass centralization and reduced susceptibility to damage from impacts.\n\n- Provides substantial power gains across the entire RPM spectrum.\n\n- Offers considerable weight savings when compared to stock exhaust systems.\n\n- Equipped with the new Rapid Tuning System (RTS) for streamlined installation and adjustments.\n\n- Specifically designed for use in closed-course competition settings.\n\n- Includes both a spark arrestor (screen insert) and a 94dB quiet insert.\n\n#### Specifications\n\n- Muffler construction: Titanium\n\n- Muffler finish: Blue anodized\n\n- Midpipe material: Titanium\n\n- End cap material: Carbon fiber\n\n- Included inserts: Spark arrestor screen and 94dB quiet insert\n\n- Approximate weight: 4.4 lbs (2 kg)\n\n- Intended use: Closed course competition","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2010–2013"}],"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-044365","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9d81d89b4998:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9d81d89b4998:1"}},"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."]}}