{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e19648552423","name":"Q4 Hex Exhaust Silencer 24-25 Kawasaki KX 450 F X - FMF 042402","sku":"07-4005.Q4","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":423.77,"formatted":"£423.77"},"summary":"FMF Racing Q4 HEX S/A 042402 slip-on exhaust for off-road use. Features quiet technology, intricate chambers, baffles, and proprietary multistage packing for power gains across the RPM range while reducing sound output to meet USFS and FIM World Enduro regulations. Rugged and lighter than stock, ideal for endurance conditions and environmentally sensitive riding areas. Made in the USA with a grey anodised aluminium construction, stainless steel midpipe, and stainless steel endcap. Includes a screen insert spark arrestor and quiet insert. Item ID: 042402. Not for street use.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/07-4005_2EQ4/32190c10a7cef21e.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/07-4005_2EQ4/32190c10a7cef21e.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/07-4005_2EQ4/9c7d01feea7a70a3.jpg"],"description":"FMF Racing Q4 HEX S/A 042402 slip-on exhaust for off-road use. Features quiet technology, intricate chambers, baffles, and proprietary multistage packing for power gains across the RPM range while reducing sound output to meet USFS and FIM World Enduro regulations. Rugged and lighter than stock, ideal for endurance conditions and environmentally sensitive riding areas. Made in the USA with a grey anodised aluminium construction, stainless steel midpipe, and stainless steel endcap. Includes a screen insert spark arrestor and quiet insert. Item ID: 042402. Not for street use.","descriptionMarkdown":"### FMF Racing Q4 Hex Silencer for Off-Road Performance\n\nExperience industry-leading quiet technology with the FMF Racing Q4 HEX S/A exhaust system. This slip-on silencer is engineered for advanced off-road performance, delivering significant power gains across the entire RPM range without compromising on sound levels.\n\nFeaturing intricate chambers, baffles, and proprietary multi-stage packing, the Q4 HEX significantly reduces sound output to meet strict USFS and FIM World Enduro regulations. Its rugged and lightweight design allows riders to feel the power, not just hear it, making it ideal for endurance conditions and environmentally sensitive riding areas. Proudly made in the USA, this exhaust system includes a spark arrestor for added versatility.\n\n### Key Features:\n\n \n- Superior quiet technology designed for off-road use.\n \n- Reduces sound output without sacrificing performance.\n \n- Meets USFS and FIM sound regulations.\n \n- Includes a spark arrestor (screen insert).\n \n- Significantly lighter than stock exhaust systems.\n \n- Rugged and durable construction for demanding off-road use.\n \n- Quiet insert is included for enhanced sound dampening.\n \n- Precision engineered for optimal power delivery.\n\n### Specifications:\n\n \n- Type: Slip-On\n \n- Configuration: Single\n \n- Construction Material: Aluminium\n \n- Finish: Grey Anodised\n \n- Midpipe Material: Stainless Steel\n \n- Endcap Material: Stainless Steel\n \n- Spark Arrestor Type: Screen Insert (included)\n \n- Quiet Insert: Included\n\n**Notice:** For Closed Course Use Only.","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 450F","cc":null,"notes":null,"years":"2024–2025"},{"make":"KAWASAKI","model":"KX 450X","cc":null,"notes":null,"years":"2024–2025"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/q4-hex-exhaust-silencer-24-25-kawasaki-kx-450-f-x-fmf-042402","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e19648552423:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e19648552423:1"}},"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."]}}