{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"a7ae09a51447","name":"Factory 4.1 RCT Exhaust Silencer 09-22 Yamaha YFZ 450 R X - FMF 044400","sku":"06-434.FMF.FCC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":5,"price":{"amount":635.5,"formatted":"£635.50"},"summary":"The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap uses Resonance Chamber Technology for internal and external performance enhancement. This slip-on exhaust is made from aerospace-grade blue anodized titanium, features a carbon end cap, and utilizes Factory Forward Engineering to move the muffler closer to the engine for optimized mass centralization. Engineered for maximum power gains and weight reduction, it includes FMF’s Rapid Tuning System (RTS) for adjustments. Made in Southern California. Features include a closed course use only notice, Resonance Chamber Technology, aerospace-grade blue anodized titanium construction, carbon fiber end cap, massive power gains, significant weight savings, Factory Forward Engineering, Rapid Tuning System, a 94dB quiet insert, a screen-type spark arrestor, and a proprietary blend of alloy-grade titanium. Type: Slip-On. Configuration: Single. Construction: Titanium. Finish: Blue Anodised. Midpipe Material: Stainless Steel. End Cap: Carbon fibre. Spark Arrestor: Screen Insert (included). Quiet Insert: 94dB Insert (included). Weight: 5 lbs (approx. 2.27 kg). Item ID: 044400.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"209893"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-434_2EFMF_2EFCC/9b71a7433eddf24d.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-434_2EFMF_2EFCC/9b71a7433eddf24d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-434_2EFMF_2EFCC/44dc35e56ccc173b.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-434_2EFMF_2EFCC/9cf494cf24908b57.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-434_2EFMF_2EFCC/366d9dd864bde69e.jpg"],"description":"The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap uses Resonance Chamber Technology for internal and external performance enhancement. This slip-on exhaust is made from aerospace-grade blue anodized titanium, features a carbon end cap, and utilizes Factory Forward Engineering to move the muffler closer to the engine for optimized mass centralization. Engineered for maximum power gains and weight reduction, it includes FMF’s Rapid Tuning System (RTS) for adjustments. Made in Southern California. Features include a closed course use only notice, Resonance Chamber Technology, aerospace-grade blue anodized titanium construction, carbon fiber end cap, massive power gains, significant weight savings, Factory Forward Engineering, Rapid Tuning System, a 94dB quiet insert, a screen-type spark arrestor, and a proprietary blend of alloy-grade titanium. Type: Slip-On. Configuration: Single. Construction: Titanium. Finish: Blue Anodised. Midpipe Material: Stainless Steel. End Cap: Carbon fibre. Spark Arrestor: Screen Insert (included). Quiet Insert: 94dB Insert (included). Weight: 5 lbs (approx. 2.27 kg). Item ID: 044400.","descriptionMarkdown":"### FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On Exhaust with Carbon Cap\n\nExperience the pinnacle of exhaust performance with the FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On. Engineered with FMF’s groundbreaking Resonance Chamber Technology™, this exhaust system is designed to elevate both internal and external performance. Crafted from aerospace-grade blue anodized titanium and featuring a distinctive carbon fiber end cap, it offers a significant upgrade in both aesthetics and function.\n\nThe innovative Factory Forward Engineering™ strategically positions the muffler closer to the engine, optimizing mass centralization for improved handling and responsiveness. This slip-on system delivers substantial power gains across the entire RPM range and reduces weight compared to stock exhaust systems. Integration of FMF’s Rapid Tuning System (RTS) allows for quick and easy adjustments to fine-tune performance. Precision manufactured in Southern California.\n\n#### Key Features:\n\n- Closed Course Use Only\n\n- Utilizes FMF Resonance Chamber Technology™ for enhanced performance.\n\n- Constructed from aerospace-grade, blue anodized titanium.\n\n- Features a durable and stylish carbon fiber end cap.\n\n- Provides massive power increases throughout the RPM range.\n\n- Offers significant weight savings over OEM systems.\n\n- Factory Forward Engineering™ optimizes mass centralization.\n\n- Includes the Rapid Tuning System (RTS) for easy adjustments.\n\n- Comes with a 94dB quiet insert for compliance.\n\n- Includes a screen-type spark arrestor.\n\n- Made from a proprietary blend of alloy-grade titanium.\n\n- Proudly manufactured in Southern California.\n\n#### Specifications:\n\n- Type: Slip-On\n\n- Configuration: Single\n\n- Construction Material: Titanium\n\n- Finish: Blue Anodized\n\n- Midpipe Material: Stainless Steel\n\n- End Cap Material: Carbon Fibre\n\n- Spark Arrestor: Screen Insert Included\n\n- Quiet Insert: 94dB Insert Included\n\n- Approximate Weight: 5 lbs (2.27 kg)","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFZ 450","cc":null,"notes":null,"years":"2009–2020"},{"make":"YAMAHA","model":"YFZ 450R","cc":null,"notes":null,"years":"2009–2022"},{"make":"YAMAHA","model":"YFZ 450X","cc":null,"notes":null,"years":"2010–2011"},{"make":"YAMAHA","model":"YFZ R 450","cc":null,"notes":null,"years":"2009–2020"},{"make":"YAMAHA","model":"YFZ X 450","cc":null,"notes":null,"years":"2010–2011"}],"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-09-22-yamaha-yfz-450-r-x-fmf-044400","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/a7ae09a51447:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/a7ae09a51447:1"}},"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."]}}