{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"bd3e33a02fee","name":"END OF LINE FACTORY 4.1 RCT EXHAUST SILENCER 17-20 HONDA CRF 450 R RX RWE - FMF 041559","sku":"06-1981.FMF.FAC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":407.39,"formatted":"£407.39"},"summary":"The FMF Factory 4.1 RCT incorporates Resonance Chamber Technology both internally and externally. It features a shorter overall length that is less susceptible to crash damage and utilizes Factory Forward Engineering, moving the muffler closer to the motor to centralize mass. Constructed from aerospace-grade materials to exacting specifications and manufactured in Southern California. This is a slip-on, single configuration exhaust. Construction materials include aluminum, stainless steel midpipe, and a carbon endcap. Includes a screen insert spark arrestor and a 94 dB quiet insert. For closed course use only. Use with FMF header #041555 only. Item ID 041559.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"209590"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1981_2EFMF_2EFAC/298b0ec301a6c9c8.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1981_2EFMF_2EFAC/298b0ec301a6c9c8.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1981_2EFMF_2EFAC/497b24906919e92c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1981_2EFMF_2EFAC/f2058ecb8557efb8.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1981_2EFMF_2EFAC/056265aeb0d6852a.jpg"],"description":"The FMF Factory 4.1 RCT incorporates Resonance Chamber Technology both internally and externally. It features a shorter overall length that is less susceptible to crash damage and utilizes Factory Forward Engineering, moving the muffler closer to the motor to centralize mass. Constructed from aerospace-grade materials to exacting specifications and manufactured in Southern California. This is a slip-on, single configuration exhaust. Construction materials include aluminum, stainless steel midpipe, and a carbon endcap. Includes a screen insert spark arrestor and a 94 dB quiet insert. For closed course use only. Use with FMF header #041555 only. Item ID 041559.","descriptionMarkdown":"### FMF Factory 4.1 RCT Exhaust Silencer\n\nThe FMF Factory 4.1 RCT exhaust silencer incorporates the latest advancements in FMF Resonance Chamber Technology™ both internally and externally. Its design features a shorter overall length, making it less susceptible to damage from impacts. This silencer also utilizes FMF's Factory Forward Engineering, positioning the muffler closer to the motor for improved mass centralization.\n\nConstructed using only aerospace-grade materials that meet exacting specifications, this silencer is manufactured entirely at the FMF Southern California factory.\n\n#### Key Features\n\n\t\n- Resonance Chamber Technology™ for enhanced performance\n\t\n- Reduced overall length to minimize crash damage risk\n\t\n- Factory Forward Engineering for optimized mass centralization\n\t\n- Built with aerospace-grade materials to precise standards\n\t\n- Proudly manufactured in Southern California\n\t\n- Designed for closed course use only\n\t\n- Requires FMF header #041555 for proper fitment\n\n#### Specifications\n\n\t\n- Type: Slip-On\n\t\n- Configuration: Single\n\t\n- Construction Material: Aluminum\n\t\n- Finish: Natural\n\t\n- Midpipe Material: Stainless Steel\n\t\n- Endcap Material: Carbon\n\t\n- Spark Arrestor: Includes screen insert\n\t\n- Quiet Insert: Includes 94 dB insert\n\t\n- CARB Compliant: No","weightGrams":null,"fitments":[{"make":"HONDA","model":"CRF 450R","cc":null,"notes":null,"years":"2017–2020"},{"make":"HONDA","model":"CRF 450RX","cc":null,"notes":null,"years":"2017–2020"},{"make":"HONDA","model":"CRF RWE 450","cc":null,"notes":null,"years":"2019"}],"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-17-20-honda-crf-450-r-rx-rwe-fmf-041-49me5","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/bd3e33a02fee:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/bd3e33a02fee: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."]}}