{"title":"Full Systems","description":"\u003cp\u003eFull complete exhaust systems for Mx and Enduro bikes.\u003c\/p\u003e","products":[{"product_id":"mini-powercore-4-exhaust-system-01-04-honda-crf-xr-70-f-r-fmf-041016","title":"Mini Powercore 4 Exhaust System 01-04 Honda CRF XR 70 F R - FMF 041016","description":"\u003cp\u003eDelivering unmatched value and performance for your mini bike, the FMF Racing Mini Powercore 4 exhaust combines featherweight construction with advanced materials for maximum power gains. Designed as a complete system with a Hi-Flo stainless steel core, formed end caps, and an aircraft-grade aluminium canister, this system sheds significant weight compared to stock exhausts. The included stainless steel header and thoughtfully engineered flow design deliver instant throttle response and an unmistakable sound, transforming your machine’s performance with a straightforward bolt-on upgrade.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHi-Flo stainless steel core improves exhaust flow and power output\u003c\/li\u003e\n\u003cli\u003eAircraft-grade aluminium canister combines durability with significant weight savings\u003c\/li\u003e\n\u003cli\u003eFormed end caps provide optimal exhaust pressure and strength\u003c\/li\u003e\n\u003cli\u003eStainless steel header for long-term corrosion resistance\u003c\/li\u003e\n\u003cli\u003eClosed course use only\u003c\/li\u003e\n\u003cli\u003eNoticeably lighter than OEM system (2.8 lbs total weight)\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on fit; no carburettor modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041016\u003c\/li\u003e\n\u003cli\u003eType: Complete system\u003c\/li\u003e\n\u003cli\u003eHeader construction: Stainless steel\u003c\/li\u003e\n\u003cli\u003eHeader type: Hi-Flo\u003c\/li\u003e\n\u003cli\u003eWeight: 2.8 lbs (1.27 kg)\u003c\/li\u003e\n\u003cli\u003eCarburettor warning: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF70F (2004)\u003c\/li\u003e\n\u003cli\u003eXR70R (2001–2003)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854046286154,"sku":"208845","price":291.18,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-exhaust-system-01-04-honda-crf-xr-70-f-r-fmf-041016-3966249.jpg?v=1785703812"},{"product_id":"mini-powercore-4-exhaust-system-01-04-honda-70-crf-xr-f-r-fmf-041017","title":"Mini Powercore 4 Exhaust System 01-04 Honda 70 CRF XR F R - FMF 041017","description":"\u003cp\u003eFMF Racing’s Mini Powercore 4 exhaust system offers a significant power boost and weight reduction for your mini bike, delivering an immediate performance uplift you can feel. Featuring a Hi-Flo stainless steel core, aircraft-grade aluminium canister, and durable stainless steel header, this system is designed to stand up to rigorous use while enhancing exhaust flow and throttle response. The integrated spark arrestor enables compliant off-road riding in sensitive areas. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHi-Flo stainless steel core and end cap for increased exhaust flow and power\u003c\/li\u003e\n\u003cli\u003eAircraft-grade aluminium canister ensures durability with reduced weight\u003c\/li\u003e\n\u003cli\u003eDurable, lightweight stainless steel header\u003c\/li\u003e\n\u003cli\u003eInternal spark arrestor for trail and off-road compliance\u003c\/li\u003e\n\u003cli\u003eSignificantly lighter than stock exhaust systems (total weight: 3.3 lbs)\u003c\/li\u003e\n\u003cli\u003eSpecifically engineered for enhanced performance on mini motorcycles\u003c\/li\u003e\n\u003cli\u003eIntended for closed course use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041017\u003c\/li\u003e\n\u003cli\u003eSystem Type: Complete system with spark arrestor\u003c\/li\u003e\n\u003cli\u003eHeader Construction: Stainless steel, Hi-Flo design\u003c\/li\u003e\n\u003cli\u003eSpark Arrestor: Internal\u003c\/li\u003e\n\u003cli\u003eWeight: 3.3 lbs (1.5 kg)\u003c\/li\u003e\n\u003cli\u003eCarb Warning: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF70F (2004)\u003c\/li\u003e\n\u003cli\u003eXR70R (2001–2003)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854046318922,"sku":"208846","price":311.98,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-exhaust-system-01-04-honda-70-crf-xr-f-r-fmf-041017-5718395.jpg?v=1785703932"},{"product_id":"mini-powercore-4-exhaust-system-05-12-honda-crf-70-f-fmf-041178","title":"Mini Powercore 4 Exhaust System 05-12 Honda CRF 70 F - FMF 041178","description":"\u003cp\u003eDelivering superior performance for mini motorcycles, the FMF Racing Mini Powercore 4 system is engineered for maximum power gains and significant weight reduction. Constructed with a Hi-Flo stainless steel core, aircraft-grade aluminium canister, and premium stainless steel header, this exhaust system offers increased throttle response and notable engine performance. Its design ensures durability while maintaining a much lighter total weight compared to standard stock systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-flow stainless steel core and end cap for enhanced exhaust flow  \u003c\/li\u003e\n\u003cli\u003eAircraft-grade aluminium canister delivers strength and reduced weight  \u003c\/li\u003e\n\u003cli\u003eDurable stainless steel Hi-Flo header resists corrosion  \u003c\/li\u003e\n\u003cli\u003eNotably lighter than OEM exhaust for improved handling  \u003c\/li\u003e\n\u003cli\u003eClosed course use only; optimised for racing conditions  \u003c\/li\u003e\n\u003cli\u003eNoticeable horsepower gain and improved throttle feel on installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041178  \u003c\/li\u003e\n\u003cli\u003eType: Complete System  \u003c\/li\u003e\n\u003cli\u003eWeight: 3.1 lbs  \u003c\/li\u003e\n\u003cli\u003eHeader Construction: Stainless Steel  \u003c\/li\u003e\n\u003cli\u003eHeader Type: Hi-Flo  \u003c\/li\u003e\n\u003cli\u003eCarb Warning: No  \u003c\/li\u003e\n\u003cli\u003eIntended Use: Closed Course Only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF70F (2005–2012)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854046351690,"sku":"208848","price":291.18,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-exhaust-system-05-12-honda-crf-70-f-fmf-041178-2331595.jpg?v=1785703813"},{"product_id":"mini-powercore-4-exhaust-system-05-12-honda-crf-70-f-fmf-041179","title":"Mini Powercore 4 Exhaust System 05-12 Honda CRF 70 F - FMF 041179","description":"\u003cp\u003eThe FMF Racing Mini Powercore 4 system delivers unmatched performance and weight savings for your mini motorcycle. Engineered with a high-flow stainless steel core, durable stainless header, and aircraft-grade aluminium canister, this system is significantly lighter than stock, improving both throttle response and handling. With an internal spark arrestor and robust construction, it is the practical upgrade for riders seeking maximum value and performance enhancement on closed courses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNotice: Closed Course Use Only\u003c\/li\u003e\n\u003cli\u003eOutstanding power gains with Hi-Flo stainless steel core\u003c\/li\u003e\n\u003cli\u003eLightweight design for improved handling (3.5 lbs.)\u003c\/li\u003e\n\u003cli\u003eAircraft-grade aluminium canister for durability\u003c\/li\u003e\n\u003cli\u003eDurable stainless steel header construction\u003c\/li\u003e\n\u003cli\u003eInternal spark arrestor for compliance with off-road regulations\u003c\/li\u003e\n\u003cli\u003eDesigned as a complete system for direct bolt-on upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041179\u003c\/li\u003e\n\u003cli\u003eType: System\u003c\/li\u003e\n\u003cli\u003eSpark Arrestor: Internal\u003c\/li\u003e\n\u003cli\u003eHeader Construction: Stainless Steel, Hi-Flo Type\u003c\/li\u003e\n\u003cli\u003eWeight: 3.5 lbs.\u003c\/li\u003e\n\u003cli\u003eCarb Warning: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF70F (2005–2012)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854046384458,"sku":"208849","price":311.98,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-exhaust-system-05-12-honda-crf-70-f-fmf-041179-8126799.jpg?v=1785703813"},{"product_id":"mini-powercore-4-exhaust-system-01-13-honda-crf-xr-80-100-f-r-fmf-041014","title":"Mini Powercore 4 Exhaust System 01-13 Honda CRF XR 80 100 F R - FMF 041014","description":"\u003cp\u003eDelivering exceptional value and a noticeable upgrade in performance, the FMF Mini Powercore 4 System with Stainless Steel Header is engineered specifically for Honda mini models. This system utilises a Hi-Flo stainless steel core, aircraft grade aluminium canister, and rugged end caps to reduce weight significantly over OEM systems, while providing a distinct improvement in throttle response and overall power output. Ideal for closed course competition, the Mini Powercore 4 offers reliable, lightweight performance for younger or recreational riders seeking a true enhancement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSignificantly lighter than the stock exhaust for improved handling and agility\u003c\/li\u003e\n\u003cli\u003eHi-Flo stainless steel header delivers increased flow and better engine breathing\u003c\/li\u003e\n\u003cli\u003eAircraft grade aluminium canister ensures optimal durability and strength\u003c\/li\u003e\n\u003cli\u003eFormed stainless steel end caps provide enhanced longevity\u003c\/li\u003e\n\u003cli\u003eImmediate improvement in throttle response and perceived engine power\u003c\/li\u003e\n\u003cli\u003eDesigned for closed course competition use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041014\u003c\/li\u003e\n\u003cli\u003eSystem Type: Full system (muffler and header)\u003c\/li\u003e\n\u003cli\u003eHeader Material: Stainless steel (Hi-Flo design)\u003c\/li\u003e\n\u003cli\u003eCanister Material: Aircraft grade aluminium\u003c\/li\u003e\n\u003cli\u003eWeight: 3.2 lbs (approx. 1.45 kg)\u003c\/li\u003e\n\u003cli\u003eFor closed course use only\u003c\/li\u003e\n\u003cli\u003eCarb Warning: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF100F (2004–2013)\u003c\/li\u003e\n\u003cli\u003eCRF80F (2004–2013)\u003c\/li\u003e\n\u003cli\u003eXR100R (2001–2003)\u003c\/li\u003e\n\u003cli\u003eXR80R (2001–2003)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854046449994,"sku":"208851","price":291.18,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-exhaust-system-01-13-honda-crf-xr-80-100-f-r-fmf-041014-1089113.jpg?v=1785703813"},{"product_id":"mini-powercore-4-exhaust-system-01-13-honda-80-100-crf-xr-f-r-fmf-041015","title":"Mini Powercore 4 Exhaust System 01-13 Honda 80 100 CRF XR F R - FMF 041015","description":"\u003cp\u003eDelivering exceptional value for mini bike enthusiasts, the FMF Racing Mini Powercore 4 system is engineered as a bolt-on performance upgrade that combines a hi-flow stainless steel core with a robust, aircraft-grade aluminium canister. The system is considerably lighter than original equipment, helping enhance both throttle response and riding agility. This variant, equipped with an internal spark arrestor and durable stainless steel header, is suitable for riders seeking reliable power gains and outstanding construction for off-road and track use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHi-Flo stainless steel core optimises exhaust flow for tangible horsepower gains\u003c\/li\u003e\n\u003cli\u003eRobust, aircraft-grade aluminium canister reduces weight compared to OEM exhausts\u003c\/li\u003e\n\u003cli\u003eStainless steel header delivers long-term durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eLighter design improves handling and manoeuvrability\u003c\/li\u003e\n\u003cli\u003eIntegrated spark arrestor supports compliance on designated trails\u003c\/li\u003e\n\u003cli\u003eNotice: Closed course use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041015\u003c\/li\u003e\n\u003cli\u003eSystem type: Full system\u003c\/li\u003e\n\u003cli\u003eSpark arrestor: Internal\u003c\/li\u003e\n\u003cli\u003eHeader material: Stainless steel (Hi-Flo design)\u003c\/li\u003e\n\u003cli\u003eWeight: 3.7 lbs (approx. 1.68 kg)\u003c\/li\u003e\n\u003cli\u003eCompatible carburettors: All (no carb warning)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF100F (2004–2013)\u003c\/li\u003e\n\u003cli\u003eCRF80F (2004–2013)\u003c\/li\u003e\n\u003cli\u003eXR100R (2001–2003)\u003c\/li\u003e\n\u003cli\u003eXR80R (2001–2003)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854046482762,"sku":"208852","price":311.98,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-exhaust-system-01-13-honda-80-100-crf-xr-f-r-fmf-041015-3749489.jpg?v=1785703813"},{"product_id":"mini-powercore-4-exhaust-system-86-00-honda-xr-80-100-r-fmf-040083","title":"Mini Powercore 4 Exhaust System 86-00 Honda XR 80 100 R - FMF 040083","description":"\u003cp\u003eDelivering exceptional value and tangible power gains, the FMF Mini Powercore 4 system is engineered as the premier performance upgrade for Honda mini bikes. Utilising a high-flow stainless steel core and precision-formed end caps, the system is paired with an aircraft-grade aluminium canister and a robust stainless steel header. 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Utilising a Hi-Flo stainless steel core, robust stainless steel header, and an aircraft-grade aluminium canister, this race-focused solution ensures improved throttle response and a lighter ride. 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Using a Hi-Flo stainless steel core, robust aircraft grade aluminium canister, and durable formed end caps, this exhaust system offers immediate throttle response and substantial weight reduction versus standard equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHi-Flo stainless steel core with formed end caps for enhanced exhaust flow  \u003c\/li\u003e\n\u003cli\u003eAircraft grade aluminium canister delivers maximum strength with minimal weight  \u003c\/li\u003e\n\u003cli\u003ePounds lighter than OEM exhaust for improved power-to-weight ratio  \u003c\/li\u003e\n\u003cli\u003eClosed course Big Bore system delivers notable horsepower increase  \u003c\/li\u003e\n\u003cli\u003eStainless steel Hi-Flo header resists corrosion and offers long service life  \u003c\/li\u003e\n\u003cli\u003eNotice: Closed course use only  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eItem ID: 041071  \u003c\/li\u003e\n\u003cli\u003eType: Complete System  \u003c\/li\u003e\n\u003cli\u003eVersion: Big Bore  \u003c\/li\u003e\n\u003cli\u003eHeader Material: Stainless Steel  \u003c\/li\u003e\n\u003cli\u003eHeader Type: Hi-Flo  \u003c\/li\u003e\n\u003cli\u003eWeight: 2.5 lbs  \u003c\/li\u003e\n\u003cli\u003eCarb Warning: No  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF50F (2004–2026)  \u003c\/li\u003e\n\u003cli\u003eXR50R (2000–2003)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FMF Exhausts","offers":[{"title":"Default Title","offer_id":62854048186698,"sku":"209104","price":311.98,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1249\/2874\/files\/mini-powercore-4-big-bore-exhaust-system-00-26-honda-50-crf-xr-f-r-fmf-041071-4652240.jpg?v=1785703812"},{"product_id":"mini-powercore-4-exhaust-system-00-26-honda-crf-xr-50-f-r-fmf-040011","title":"Mini Powercore 4 Exhaust System 00-26 Honda CRF XR 50 F R - FMF 040011","description":"\u003cp\u003eDelivering exceptional performance and lightweight construction, the FMF Mini Powercore 4 system is expertly engineered for Honda mini bikes seeking maximum output. This exhaust system combines a Hi-Flo stainless steel core with formed end caps and an aircraft grade aluminium canister, paired with a stainless steel header. 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