{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0bb4a0c40ee7","name":"Q4 Hex Exhaust Silencer 20-21 Kawasaki KLX 300 R - FMF 042388","sku":"06-9937.FMF.Q4H","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":423.77,"formatted":"£423.77"},"summary":"Engineered for off-road riders demanding outstanding performance with minimal noise, the FMF Q4 HEX S/A delivers power gains across the entire rpm spectrum while meeting strict sound regulations. Its advanced chamber and baffle design, combined with proprietary multi-stage packing, ensures a quieter ride without sacrificing performance. The robust construction keeps weight to a minimum and includes a spark arrestor for added safety and compliance. This slip-on silencer is constructed from lightweight aluminum with a natural finish. The midpipe and endcap are manufactured from stainless steel for durability. It includes a screen insert spark arrestor and a 94dB quiet insert for reduced sound. Power increases throughout the rpm range. Meets USFS and FIM World Enduro sound standards. Built rugged for off-road endurance and pounds lighter than OEM exhaust systems. Made in the USA. Item ID 042388. Weight 6.6 lbs (approx. 3 kg). Carb Warning yes.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Silencer"},{"label":"Variant Id","value":"296908"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9937_2EFMF_2EQ4H/c083eaf2074ca604.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9937_2EFMF_2EQ4H/c083eaf2074ca604.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-9937_2EFMF_2EQ4H/64cfca9780b35ed7.jpg"],"description":"Engineered for off-road riders demanding outstanding performance with minimal noise, the FMF Q4 HEX S/A delivers power gains across the entire rpm spectrum while meeting strict sound regulations. Its advanced chamber and baffle design, combined with proprietary multi-stage packing, ensures a quieter ride without sacrificing performance. The robust construction keeps weight to a minimum and includes a spark arrestor for added safety and compliance. This slip-on silencer is constructed from lightweight aluminum with a natural finish. The midpipe and endcap are manufactured from stainless steel for durability. It includes a screen insert spark arrestor and a 94dB quiet insert for reduced sound. Power increases throughout the rpm range. Meets USFS and FIM World Enduro sound standards. Built rugged for off-road endurance and pounds lighter than OEM exhaust systems. Made in the USA. Item ID 042388. Weight 6.6 lbs (approx. 3 kg). Carb Warning yes.","descriptionMarkdown":"### FMF Q4 Hex Exhaust Silencer - Unleash Performance, Conquer Noise\n\nEngineered for off-road riders demanding outstanding performance with minimal noise, the FMF Q4 HEX S/A delivers power gains across the entire rpm spectrum while meeting strict sound regulations. Its advanced chamber and baffle design, combined with proprietary multi-stage packing, ensures a quieter ride without sacrificing performance. The robust construction keeps weight to a minimum and includes a spark arrestor for added safety and compliance.\n\n**Key Features:**\n\n- Type: Slip-On\n\n- Configuration: Single\n\n- Constructed from lightweight aluminium with a natural finish\n\n- Midpipe and endcap manufactured from stainless steel for durability\n\n- Includes a screen-type spark arrestor insert for safety and compliance\n\n- Delivers power increases throughout the rpm range\n\n- Meets USFS and FIM World Enduro sound standards\n\n- Built rugged for demanding off-road endurance\n\n- Proudly made in the USA\n\n- Includes a 94dB quiet insert for significantly reduced sound output\n\n- Noticeably lighter than OEM exhaust systems, reducing overall vehicle weight\n\n**Specifications:**\n\n- Exhaust Type: Slip-on silencer\n\n- Spark Arrestor: Included\n\n- Quiet Insert: 94dB (included)\n\n- Material: Aluminium body, stainless steel midpipe and endcap\n\n- Finish: Natural\n\n- Weight: Approximately 6.6 lbs (3 kg)","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KLX 300R","cc":null,"notes":null,"years":"2020–2021"}],"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/q4-hex-exhaust-silencer-20-21-kawasaki-klx-300-r-fmf-042388","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0bb4a0c40ee7:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0bb4a0c40ee7:1"}},"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."]}}