{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"a876441a8e22","name":"Q4 Hex Exhaust Silencer 22-24 Honda CRF 250 R RX - FMF 041609","sku":"07-4008.Q4","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":470.82,"formatted":"£470.82"},"summary":"The FMF Q4 HEX S/A 041609 revolutionises off-road riding with advanced quiet technology, delivering exceptional performance without unnecessary noise. Engineered with multi-stage sound attenuation, this slip-on exhaust enhances power across the RPM range while meeting stringent sound regulations for responsible riding. Built for durability and weighing less than stock, the Q4 is perfect for riders seeking a tough, US-made solution for high-performance trail and enduro. Features include high-performance quiet technology with advanced chambers and baffles, meets USFS and FIM World Enduro sound regulations, delivers power gains throughout the complete RPM range, lightweight for improved handling and reduced fatigue, includes USFS-approved spark arrestor, rugged construction designed specifically for off-road endurance, manufactured in the USA, dedicated to quiet exhaust performance, and closed course use only. Specifications include Item ID: 041609, Type: Slip-On, Configuration: Single, Construction: Aluminium, Finish: Natural, Midpipe Material: Stainless Steel, Endcap Material: Stainless Steel, Spark Arrestor: Screen Insert (included), Quiet Insert: 94dB insert (included), and Carb Warning: No.","attributes":[],"image":null,"images":[],"description":"The FMF Q4 HEX S/A 041609 revolutionises off-road riding with advanced quiet technology, delivering exceptional performance without unnecessary noise. Engineered with multi-stage sound attenuation, this slip-on exhaust enhances power across the RPM range while meeting stringent sound regulations for responsible riding. Built for durability and weighing less than stock, the Q4 is perfect for riders seeking a tough, US-made solution for high-performance trail and enduro. Features include high-performance quiet technology with advanced chambers and baffles, meets USFS and FIM World Enduro sound regulations, delivers power gains throughout the complete RPM range, lightweight for improved handling and reduced fatigue, includes USFS-approved spark arrestor, rugged construction designed specifically for off-road endurance, manufactured in the USA, dedicated to quiet exhaust performance, and closed course use only. Specifications include Item ID: 041609, Type: Slip-On, Configuration: Single, Construction: Aluminium, Finish: Natural, Midpipe Material: Stainless Steel, Endcap Material: Stainless Steel, Spark Arrestor: Screen Insert (included), Quiet Insert: 94dB insert (included), and Carb Warning: No.","descriptionMarkdown":"### FMF Q4 Hex Silencer - Quiet Performance for Off-Road Dominance\n\nExperience a revolution in off-road riding with the FMF Q4 HEX Slip-On Silencer. Engineered with cutting-edge quiet technology, this exhaust system delivers exceptional performance without compromising sound regulations. Its advanced multi-stage sound attenuation system enhances power output across the entire RPM range, making it ideal for trail and enduro riding. Built for durability and lighter than stock components, the Q4 offers a robust, US-made solution for riders demanding peak performance and responsible noise levels.\n\n### Key Features:\n\n- Advanced chambers and baffles for high-performance quiet technology.\n\n- Meets strict USFS and FIM World Enduro sound regulations.\n\n- Noticeable power gains throughout the complete RPM range.\n\n- Lightweight construction for improved handling and reduced rider fatigue.\n\n- Includes a USFS-approved spark arrestor for safe trail riding.\n\n- Rugged design specifically built for off-road endurance.\n\n- Proudly manufactured in the USA.\n\n- Dedicated focus on delivering quiet exhaust performance.\n\n- Intended for closed course use only.\n\n### Specifications:\n\n- Type: Slip-On Exhaust\n\n- Configuration: Single\n\n- Silencer Construction: Aluminium\n\n- Silencer Finish: Natural\n\n- Midpipe Material: Stainless Steel\n\n- Endcap Material: Stainless Steel\n\n- Spark Arrestor: Screen Insert (included)\n\n- Quiet Insert: 94dB insert (included)\n\n- CARB Warning: No","weightGrams":null,"fitments":[{"make":"HONDA","model":"CRF 250R","cc":null,"notes":null,"years":"2022–2024"},{"make":"HONDA","model":"CRF 250RX","cc":null,"notes":null,"years":"2022–2024"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/q4-hex-exhaust-silencer-22-24-honda-crf-250-r-rx-fmf-041609","buyOneNow":null,"basketWithThis":null}},"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. Checkout links only work for shoppers in the UK: for anywhere else, give them the product pages.","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."]}}