{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"667572130351","name":"FACTORY 4.1 RCT EXHAUST SILENCER 2008-2025 KAWASAKI KLX 140 F G L R - FMF 042383","sku":"06-072.FACT.TIT","brand":"FMF Exhausts","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":353.18,"formatted":"£353.18"},"summary":"The FMF Racing Factory 4.1 RCT Slip-On Muffler brings advanced performance and durability to mini off-road bikes, featuring FMF&rsquo;s exclusive Resonance Chamber Technology&trade; and a mass-centralised design. Built entirely from aerospace grade titanium and finished with a striking blue anodised coating, this exhaust system is engineered for significant power gains across the RPM range, improved weight savings and superior crash resilience. Developed and manufactured in Southern California to precise standards, it complements both FMF and OEM headers. Features include FMF Resonance Chamber Technology&trade; internally and externally, aerospace grade blue anodised titanium muffler with titanium end cap, substantial power increases throughout the rev range, major reduction in overall weight, shorter length for reduced crash damage and improved mass centralisation, Factory Forward Engineering positions the muffler closer to the engine, Rapid Tuning System (RTS) for quick adjustments, compatibility with both FMF and OEM headers, includes spark arrestor screen insert (quiet insert available separately), and is for closed course use only. Specifications: Type Slip-On, Configuration Single, Construction Titanium, Finish Blue Anodised, Midpipe Material Stainless Steel, End Cap Stainless Steel, Spark Arrestor Included (screen insert), Quiet Insert Available separately, Item ID 042383. Weight 1630 grams.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-072_2EFACT_2ETIT/534e0fadf3e7a0d9.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-072_2EFACT_2ETIT/534e0fadf3e7a0d9.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-072_2EFACT_2ETIT/77fb4dc12fc214c9.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/06-072_2EFACT_2ETIT/bda9b7369ff74f41.jpg"],"description":"The FMF Racing Factory 4.1 RCT Slip-On Muffler brings advanced performance and durability to mini off-road bikes, featuring FMF&rsquo;s exclusive Resonance Chamber Technology&trade; and a mass-centralised design. Built entirely from aerospace grade titanium and finished with a striking blue anodised coating, this exhaust system is engineered for significant power gains across the RPM range, improved weight savings and superior crash resilience. Developed and manufactured in Southern California to precise standards, it complements both FMF and OEM headers. Features include FMF Resonance Chamber Technology&trade; internally and externally, aerospace grade blue anodised titanium muffler with titanium end cap, substantial power increases throughout the rev range, major reduction in overall weight, shorter length for reduced crash damage and improved mass centralisation, Factory Forward Engineering positions the muffler closer to the engine, Rapid Tuning System (RTS) for quick adjustments, compatibility with both FMF and OEM headers, includes spark arrestor screen insert (quiet insert available separately), and is for closed course use only. Specifications: Type Slip-On, Configuration Single, Construction Titanium, Finish Blue Anodised, Midpipe Material Stainless Steel, End Cap Stainless Steel, Spark Arrestor Included (screen insert), Quiet Insert Available separately, Item ID 042383. Weight 1630 grams.","descriptionMarkdown":"### FMF Racing Factory 4.1 RCT Slip-On Muffler\n\nThe FMF Racing Factory 4.1 RCT Slip-On Muffler is engineered to deliver advanced performance and exceptional durability for mini off-road motorcycles. This exhaust system features FMF's exclusive Resonance Chamber Technology, integrated both internally and externally, for optimized power delivery. Its mass-centralized design, achieved through Factory Forward Engineering, positions the muffler closer to the engine, improving handling and reducing the potential for crash damage. Constructed entirely from aerospace-grade titanium, it offers significant weight savings and enhanced crash resilience. The striking blue anodised finish on the muffler, complemented by a titanium end cap, provides a visually appealing and robust exterior.\n\n**Key Features:**\n\n\t\n- Incorporates FMF Resonance Chamber Technology&trade; for improved performance.\n\t\n- Crafted from aerospace-grade titanium with a blue anodised finish and titanium end cap.\n\t\n- Delivers substantial power increases across the entire RPM range.\n\t\n- Significantly reduces overall weight compared to stock systems.\n\t\n- Shorter length design enhances mass centralization and minimizes crash impact.\n\t\n- Factory Forward Engineering moves the muffler closer to the engine for better dynamics.\n\t\n- Equipped with Rapid Tuning System (RTS) for quick and easy adjustments.\n\t\n- Compatible with both FMF and OEM headers for versatile installation.\n\t\n- Includes a spark arrestor screen insert for emissions compliance.\n\t\n- A quiet insert is available separately for noise reduction.\n\t\n- Designed for closed course competition use only.\n\n**Specifications:**\n\n\t\n- Type: Slip-On\n\t\n- Configuration: Single exhaust system\n\t\n- Muffler Construction: Titanium\n\t\n- Muffler Finish: Blue Anodised\n\t\n- Midpipe Material: Stainless Steel\n\t\n- End Cap Material: Titanium\n\t\n- Spark Arrestor: Included (screen insert)\n\t\n- Quiet Insert Compatibility: Available separately","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KLX 140","cc":null,"notes":null,"years":"2008–2021"},{"make":"KAWASAKI","model":"KLX 140F","cc":null,"notes":null,"years":"2021"},{"make":"KAWASAKI","model":"KLX 140G","cc":null,"notes":null,"years":"2017–2020"},{"make":"KAWASAKI","model":"KLX 140L","cc":null,"notes":null,"years":"2008–2021"},{"make":"KAWASAKI","model":"KLX 140R","cc":null,"notes":null,"years":"2021–2025"},{"make":"KAWASAKI","model":"KLX 140R F","cc":null,"notes":null,"years":"2022–2025"},{"make":"KAWASAKI","model":"KLX 140R L","cc":null,"notes":null,"years":"2022–2025"},{"make":"KAWASAKI","model":"KLX G 140","cc":null,"notes":null,"years":"2017–2021"},{"make":"KAWASAKI","model":"KLX L 140","cc":null,"notes":null,"years":"2008–2021"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/factory-41-rct-exhaust-silencer-2008-2025-kawasaki-klx-140-f-g-l-r-fmf-042383","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/667572130351:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/667572130351:1"}},"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."]}}