{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ffa59dc376ab","name":"Factory Fatty Exhaust Pipe 18-23 GasGas Rieju 250 300 EC MR PRO - FMF 025219","sku":"07-016.FMF.FAC","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":4,"price":{"amount":302.77,"formatted":"£302.77"},"summary":"Engineered for serious performance, the FMF Racing Factory Fatty 025219 exhaust invokes the legacy of \"works\" or cone-style pipes. Built with superior craftsmanship and high-quality materials, this exhaust system expands and smooths the power curve of your two-stroke engine, offering more power at low and mid RPMs, as well as enhanced over-rev. Whether trail riding or racing, the Factory Fatty delivers consistent, broad power gains. Constructed from lightweight 20 gauge steel for the body and utilises 19 gauge steel in the header section for durability. Hand-pounded seams ensure smooth exhaust flow transitions. O-rings included for reliable sealing. Broadens and smooths power delivery across the RPM range. Provides notable gains in low-end, midrange, and over-rev power. Designed for direct fitment and easy installation. Item ID: 025219. Pipe type: Expansion chamber. Body material: 20 gauge steel. Header material: 19 gauge steel. Carb warning: None.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Header Pipe"},{"label":"Variant Id","value":"210512"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/07-016_2EFMF_2EFAC/8258fca03421b8cc.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/07-016_2EFMF_2EFAC/8258fca03421b8cc.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/07-016_2EFMF_2EFAC/de26c0d29b2042cb.jpg"],"description":"Engineered for serious performance, the FMF Racing Factory Fatty 025219 exhaust invokes the legacy of \"works\" or cone-style pipes. Built with superior craftsmanship and high-quality materials, this exhaust system expands and smooths the power curve of your two-stroke engine, offering more power at low and mid RPMs, as well as enhanced over-rev. Whether trail riding or racing, the Factory Fatty delivers consistent, broad power gains. Constructed from lightweight 20 gauge steel for the body and utilises 19 gauge steel in the header section for durability. Hand-pounded seams ensure smooth exhaust flow transitions. O-rings included for reliable sealing. Broadens and smooths power delivery across the RPM range. Provides notable gains in low-end, midrange, and over-rev power. Designed for direct fitment and easy installation. Item ID: 025219. Pipe type: Expansion chamber. Body material: 20 gauge steel. Header material: 19 gauge steel. Carb warning: None.","descriptionMarkdown":"### FMF Racing Factory Fatty Exhaust Pipe\n\nEngineered for serious performance, the FMF Racing Factory Fatty exhaust invokes the legacy of “works” or cone-style pipes previously reserved for factory riders. Built with superior craftsmanship and high-quality materials, this exhaust system expands and smooths the power curve of your two-stroke engine, offering more power at low and mid RPMs, as well as enhanced over-rev. Whether trail riding or racing, the Factory Fatty delivers consistent, broad power gains to elevate your riding experience.\n\n**Key Features**\n\n- Constructed from lightweight 20 gauge steel for the body\n\n- Utilises 19 gauge steel in the header section for durability\n\n- Hand-pounded seams ensure smooth exhaust flow transitions\n\n- O-rings included for reliable sealing on most models\n\n- Broadens and smooths power delivery across the RPM range\n\n- Provides notable gains in low-end, midrange, and over-rev power\n\n- Designed for direct fitment and easy installation\n\n**Specifications**\n\n- Pipe type: Expansion chamber\n\n- Body material: 20 gauge steel\n\n- Header material: 19 gauge steel","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"PHOENIX 250","cc":null,"notes":null,"years":"2018"},{"make":"GAS-GAS","model":"PHOENIX 300","cc":null,"notes":null,"years":"2018"},{"make":"GASGAS","model":"250","cc":null,"notes":null,"years":"2018–2019"},{"make":"GASGAS","model":"300","cc":null,"notes":null,"years":"2018–2019"},{"make":"GASGAS","model":"EC 300","cc":null,"notes":null,"years":"2018"},{"make":"RIEJU","model":"MR PRO 250","cc":null,"notes":null,"years":"2020–2023"},{"make":"RIEJU","model":"MR PRO 300","cc":null,"notes":null,"years":"2020–2023"}],"collections":[{"name":"Exhaust Systems & Parts","url":"https://www.2brosparts.com/api/agent/collection/GB/exhaust-systems-parts"},{"name":"Header Pipe","url":"https://www.2brosparts.com/api/agent/collection/GB/header-pipe"}],"links":{"page":"https://www.2brosparts.com/products/factory-fatty-exhaust-pipe-18-23-gasgas-rieju-250-300-ec-mr-pro-fmf-025219","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ffa59dc376ab:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ffa59dc376ab: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."]}}