{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"09e3da815c73","name":"Factory 4.1 RCT Exhaust Silencer 17-20 Kawasaki KX 250 F - FMF 042374","sku":"06-1782_.FMF.FAC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":564.92,"formatted":"£564.92"},"summary":"The FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap incorporates patented Resonance Chamber Technology for increased power across the RPM range and improved durability. The shorter muffler enhances mass centralisation, while aerospace-grade construction ensures strength and weight reduction. This slip-on system is manufactured in Southern California and offers notable power gains throughout the entire RPM range and substantial weight savings. Features include a 94dB quiet insert and a spark arrestor screen insert. The system has an aluminium muffler with a natural finish, a stainless steel midpipe, and a carbon fibre end cap. Item ID 042374, Type Slip-On, Configuration Single. Weight approximately 7.6 lbs (3.45 kg). For closed course use only.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"289671"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1782_5F_2EFMF_2EFAC/022b988ed0fdbc58.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1782_5F_2EFMF_2EFAC/022b988ed0fdbc58.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1782_5F_2EFMF_2EFAC/2b15234490622e0f.jpg"],"description":"The FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap incorporates patented Resonance Chamber Technology for increased power across the RPM range and improved durability. The shorter muffler enhances mass centralisation, while aerospace-grade construction ensures strength and weight reduction. This slip-on system is manufactured in Southern California and offers notable power gains throughout the entire RPM range and substantial weight savings. Features include a 94dB quiet insert and a spark arrestor screen insert. The system has an aluminium muffler with a natural finish, a stainless steel midpipe, and a carbon fibre end cap. Item ID 042374, Type Slip-On, Configuration Single. Weight approximately 7.6 lbs (3.45 kg). For closed course use only.","descriptionMarkdown":"### FMF Factory 4.1 RCT Exhaust Silencer with Carbon End Cap\n\nThe FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap represents the pinnacle of exhaust performance technology. This system incorporates patented Resonance Chamber Technology™ for increased power across the RPM range and improved durability. The shorter, forward-positioned muffler enhances mass centralisation for better handling. Aerospace-grade construction ensures strength and significant weight reduction. Manufactured to the highest standards, this slip-on system is designed for serious riders seeking maximum power gains and contemporary materials.\n\n**Key Features:**\n\n- Integrates advanced FMF Resonance Chamber Technology™ for optimal performance.\n\n- Shorter overall length reduces susceptibility to crash damage.\n\n- Positioning closer to the motor improves mass centralisation and handling.\n\n- Constructed from aerospace-grade aluminium, stainless steel, and carbon fibre.\n\n- Delivers notable power gains throughout the entire RPM range.\n\n- Offers substantial weight savings for improved agility.\n\n- Includes a 94dB quiet insert and a spark arrestor screen insert.\n\n- Features the new RTS (Rapid Tuning System) for quick adjustments.\n\n- Designed for closed course use only.\n\n**Specifications:**\n\n- Type: Slip-On\n\n- Configuration: Single\n\n- Muffler Construction: Aluminium with natural finish\n\n- Midpipe: Stainless steel\n\n- End Cap: Carbon fibre\n\n- Spark Arrestor: Screen insert (included)\n\n- Quiet Insert: 94dB insert (included)\n\n- Approximate Weight: 7.6 lbs (3.45 kg)\n\n- Carb Compliant: No","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2017–2020"}],"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-17-20-kawasaki-kx-250-f-fmf-042374","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/09e3da815c73:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/09e3da815c73:1"}},"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."]}}