{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"4135ca7b1b76","name":"MegaBomb Exhaust Header 09-22 Yamaha YFZ 450 R X - FMF 044358","sku":"06-718.FMF.MBS","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":4,"price":{"amount":378.4,"formatted":"£378.40"},"summary":"Transform your ATV’s power delivery with the FMF Racing MegaBomb 044358 header. Engineered for maximum performance, the MegaBomb increases output from stock engines by up to 3 horsepower while also reducing noise by as much as 1.5dB. Its advanced design delivers both exceptional torque at low revs and strong over-rev performance at higher RPMs. Constructed using premium American stainless steel, this header bolts on with ease for immediate gains whether you’re chasing holeshots or tackling competitive climbs. Features include increased horsepower by up to 3hp over stock, enhanced low-end torque and extended over-rev, reduced exhaust sound levels by approximately 1.5dB, fabrication from high-grade American stainless steel for durability, patent pending MegaBomb header design, and simple bolt-on installation for quick power increase. Designed for closed course competition use only. Specifications: Type Header, Header Type MegaBomb, Header Construction Stainless Steel, Item ID 044358, Weight 1.8 lbs (approx. 0.82 kg), CARB Compliancy No.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Header Pipe"},{"label":"Variant Id","value":"210121"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-718_2EFMF_2EMBS/0e416085aa241146.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-718_2EFMF_2EMBS/0e416085aa241146.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-718_2EFMF_2EMBS/0732e25aa0b83400.jpg"],"description":"Transform your ATV’s power delivery with the FMF Racing MegaBomb 044358 header. Engineered for maximum performance, the MegaBomb increases output from stock engines by up to 3 horsepower while also reducing noise by as much as 1.5dB. Its advanced design delivers both exceptional torque at low revs and strong over-rev performance at higher RPMs. Constructed using premium American stainless steel, this header bolts on with ease for immediate gains whether you’re chasing holeshots or tackling competitive climbs. Features include increased horsepower by up to 3hp over stock, enhanced low-end torque and extended over-rev, reduced exhaust sound levels by approximately 1.5dB, fabrication from high-grade American stainless steel for durability, patent pending MegaBomb header design, and simple bolt-on installation for quick power increase. Designed for closed course competition use only. Specifications: Type Header, Header Type MegaBomb, Header Construction Stainless Steel, Item ID 044358, Weight 1.8 lbs (approx. 0.82 kg), CARB Compliancy No.","descriptionMarkdown":"### FMF Racing MegaBomb Exhaust Header\n\nTransform your ATV’s power delivery with the FMF Racing MegaBomb exhaust header. Engineered for maximum performance, the MegaBomb increases output from stock engines and delivers enhanced torque at low revs as well as strong over-rev performance at higher RPMs. Its advanced design delivers both exceptional torque at low revs and strong over-rev performance at higher RPMs. Constructed using premium American stainless steel, this header bolts on with ease for immediate gains whether you’re chasing holeshots or tackling competitive climbs.\n\n#### Key Features:\n\n- Increases horsepower over stock\n\n- Delivers enhanced low-end torque and extended over-rev\n\n- Reduces exhaust sound levels\n\n- Fabricated from high-grade American stainless steel for durability\n\n- Patent pending MegaBomb header design\n\n- Simple bolt-on installation for quick power increase\n\n- Designed for closed course competition use only\n\n#### Specifications:\n\n- Type: Header\n\n- Header Type: MegaBomb\n\n- Header Construction: Stainless Steel\n\n- Weight: 1.8 lbs (approximately 0.82 kg)\n\n- CARB Compliancy: No","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFZ 450","cc":null,"notes":null,"years":"2009–2020"},{"make":"YAMAHA","model":"YFZ 450R","cc":null,"notes":null,"years":"2009–2022"},{"make":"YAMAHA","model":"YFZ 450X","cc":null,"notes":null,"years":"2010–2011"},{"make":"YAMAHA","model":"YFZ R 450","cc":null,"notes":null,"years":"2009–2020"},{"make":"YAMAHA","model":"YFZ X 450","cc":null,"notes":null,"years":"2010–2011"}],"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/megabomb-exhaust-header-09-22-yamaha-yfz-450-r-x-fmf-044358","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/4135ca7b1b76:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/4135ca7b1b76:1"}},"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. 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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."]}}