{"product_id":"harddrive-hd-performance-coils-hp-coil-efi-marelli-flh-flt-1999-2001-820-60413","title":"Harddrive HD Performance Coils - HP Coil EFI Marelli FLH\/FLT 1999-2001 — Harley-Davidson Road King, Electra Glide Classic, Road Glide (1999-2001)","description":"\u003cp\u003eHarddrive HD Performance Coils are high-output replacement coils for 1999-2001 Harley Touring models with EFI, engineered to increase spark voltage by 20% or more for stronger ignition. ION Sense feedback ensures full compatibility with stock Harley ECUs while improving cold starts, eliminating high-speed misfire, and boosting fuel economy.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e30,000-volt high-power coil output\u003c\/li\u003e\n  \u003cli\u003eIncreases peak spark voltage 20% or more\u003c\/li\u003e\n  \u003cli\u003eION Sense feedback compatible with stock EFI ECU\u003c\/li\u003e\n  \u003cli\u003eSupports Dual Fire and Single Fire applications\u003c\/li\u003e\n  \u003cli\u003eImproves cold-start performance and reduces high-speed misfire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Harddrive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 10-2010\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191361439490\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 5 in L x 3 in W x 4 in H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China (Mainland)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits 1999-2001 Harley-Davidson Touring (FLT) models equipped with EFI and Marelli ignition systems.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill these work with my stock Harley EFI and computer?\u003c\/h3\u003e\n\u003cp\u003eYes — ION Sense feedback is engineered for plug-and-play compatibility with stock 1999-2001 Touring EFI ECUs. No tuner required.\u003c\/p\u003e\n\u003ch3\u003eDo these coils fit both Dual Fire and Single Fire ignitions?\u003c\/h3\u003e\n\u003cp\u003eYes — these coils support both Dual Fire and Single Fire applications, making them versatile across model variations.\u003c\/p\u003e\n\u003ch3\u003eWhat improvement in performance can I expect?\u003c\/h3\u003e\n\u003cp\u003ePeak spark voltage typically increases 20% or more, which improves cold starts, eliminates high-speed misfire, and can improve fuel economy.\u003c\/p\u003e\n\u003ch3\u003eWill these fit my pre-1999 or 2002+ Touring?\u003c\/h3\u003e\n\u003cp\u003eThis part number is specific to 1999-2001 Touring EFI models. Other model years use different coil designs.\u003c\/p\u003e","brand":"Harddrive","offers":[{"title":"Default Title","offer_id":53036026527855,"sku":"820-60413","price":114.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_018193ad-c9eb-46e0-87a9-d9845fec26b5.png?v=1779564418","url":"https:\/\/vtwinbikers.com\/products\/harddrive-hd-performance-coils-hp-coil-efi-marelli-flh-flt-1999-2001-820-60413","provider":"Vtwinbikers","version":"1.0","type":"link"}