{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"40b61b2a5970","name":"PowerBomb Exhaust Header 08-09 Kawasaki KLX 450 R - FMF 042131","sku":"06-1990.FMF.PB","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":252.37,"formatted":"£252.37"},"summary":"The FMF Racing PowerBomb 042131 is a four-stroke header featuring FMF’s patented PowerBomb module to maximise performance. This design increases exhaust flow by nearly 10%, enhancing horsepower and throttle response. The external PowerBomb chamber expands, cools, and accelerates exhaust gases for superior flow. It also acts as a pre-muffler, reducing noise output through internal sound absorption. Constructed from durable stainless steel for longevity and consistent performance. Designed exclusively for closed course competition, not for highway use. Weighs 1.5 lbs. Item ID: 042131. Type: Header. Construction: Stainless Steel. Header Type: PowerBomb. Application: Closed Course Use Only.","attributes":[{"label":"General Product Group","value":"Exhaust Systems & Parts"},{"label":"General Product Type","value":"Header Pipe"},{"label":"Variant Id","value":"209627"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1990_2EFMF_2EPB/bb4b08baede6d269.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1990_2EFMF_2EPB/bb4b08baede6d269.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-1990_2EFMF_2EPB/9f1e2e761bde6aa4.jpg"],"description":"The FMF Racing PowerBomb 042131 is a four-stroke header featuring FMF’s patented PowerBomb module to maximise performance. This design increases exhaust flow by nearly 10%, enhancing horsepower and throttle response. The external PowerBomb chamber expands, cools, and accelerates exhaust gases for superior flow. It also acts as a pre-muffler, reducing noise output through internal sound absorption. Constructed from durable stainless steel for longevity and consistent performance. Designed exclusively for closed course competition, not for highway use. Weighs 1.5 lbs. Item ID: 042131. Type: Header. Construction: Stainless Steel. Header Type: PowerBomb. Application: Closed Course Use Only.","descriptionMarkdown":"### FMF Racing PowerBomb Exhaust Header\n\n The FMF Racing PowerBomb Header is engineered to maximise performance with its patented PowerBomb module. This unique module is strategically placed within the header to enhance exhaust flow by nearly 10%, leading to improved horsepower and throttle response. The external PowerBomb chamber allows exhaust gases to expand, cool, and accelerate, promoting superior exhaust flow. This system also acts as a pre-muffler, reducing noise output through additional internal sound absorption. Constructed from durable stainless steel, the PowerBomb Header ensures longevity and consistent performance.\n\n#### Key Features:\n\n \n- Patented PowerBomb module enhances exhaust flow and performance\n \n- Outer chamber increases gas velocity and reduces exhaust noise\n \n- Pre-muffler effect lowers overall decibel output\n \n- Constructed from high-quality stainless steel for improved durability\n \n- Lightweight design minimises additional mass\n \n- Designed exclusively for closed course competition (not for highway use)\n\n#### Specifications:\n\n \n- Type: Header\n \n- Construction: Stainless Steel\n \n- Header Type: PowerBomb\n \n- Weight: 1.5 lbs\n \n- Application: Closed Course Use Only","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KLX 450R","cc":null,"notes":null,"years":"2008–2009"}],"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/powerbomb-exhaust-header-08-09-kawasaki-klx-450-r-fmf-042131","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/40b61b2a5970:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/40b61b2a5970:1"}},"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."]}}