{"product_id":"daytona-twin-tech-m8fi-gen-9-efi-controller-for-harley-davidson-easy-fuel-curve-tuning-and-data-logging","title":"Daytona Twin Tec M8FI Gen 9 EFI Controller Tune Data Logging For Harley Davidson","description":"\u003cdiv\u003e\n\u003ch1\u003eDaytona Twin Tec M8FI Gen 9 EFI Controller for Harley-Davidson — Auto-Tune Fuel Injection\u003c\/h1\u003e\n\u003cp\u003eThe Daytona Twin Tec M8FI Gen 9 Auto Tune EFI Controller is a plug‑in replacement that auto‑tunes fuel curves for Harley-Davidson motorcycles (2021–2024), delivering front and rear cylinder fuel adjustments on both dyno and street riding.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFully programmable kit with a billet aluminum housing and black anodized finish.\u003c\/li\u003e\n\u003cli\u003eFitment includes Harley Davidson FLHR, FLHT, FLHX, and FLTR models from 2021 through 2024.\u003c\/li\u003e\n\u003cli\u003eAuto‑tune capability uses an alpha‑N fuel control system to address long duration and high overlap camshafts, providing reliable fuel delivery.\u003c\/li\u003e\n\u003cli\u003eMemory supports 60 minutes of operating data at 10 samples per second for detailed diagnostics and tuning.\u003c\/li\u003e\n\u003cli\u003eWindows software enables custom programming, data analysis, and extended data logging.\u003c\/li\u003e\n\u003cli\u003eUser input: two‑stage rpm limiter, nitrous retard, and shift kill for enhanced control.\u003c\/li\u003e\n\u003cli\u003eUser output: shift light, nitrous activation, and electric shifter for convenience.\u003c\/li\u003e\n\u003cli\u003eIncludes a complete kit with USB interface cable, chrome intake manifold flange set, and M8FI Gen 9 controllers; built in the USA.\u003c\/li\u003e\n\u003cli\u003eNot compatible with models that use variable valve timing (VVT); some aftermarket exhaust systems may require relocation or modification of O2 sensor bungs to avoid clearance issues.\u003c\/li\u003e\n\u003cli\u003ePart number 17818.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether seeking improved fuel efficiency, higher horsepower, or greater tuning flexibility, the M8FI Gen 9 offers a professional-grade solution tailored for Harley‑Davidson enthusiasts and tuners.\u003c\/p\u003eDaytona Twin Tec M8FI Gen 9 Auto Tune fuel injection controller is fully programmable plug in replacement featuring a billet aluminum housing with a black anodized finish.\n\u003cp\u003eThe Daytona Twin Tech M8FI Gen 9 EFI Controller offers advanced fuel management designed specifically for Harley Davidson motorcycles, including models from 2021 to 2024. This comprehensive kit enables quick auto-tuning of fuel curves for both front and rear cylinders, whether on a dynamometer or on the road, streamlining the tuning process for optimal performance. Its robust alpha-N fuel control system effectively addresses challenges associated with long duration and high overlap camshafts, providing reliable, consistent fuel delivery. The included Windows software allows for custom programming, detailed data analysis, and extended data logging, with memory capable of storing 60 minutes of operating data at 10 samples per second, facilitating precise diagnostics and tuning adjustments. User input functions such as two-stage rpm limiter, nitrous retard, and shift kill give riders greater control over engine performance, while user output functions like shift light, nitrous activation, and electric shifter enhance riding convenience and functionality. \u003cbr\u003eDesigned with durability and ease of use in mind, this EFI controller is built in the USA and comes as a complete kit, including key accessory items like a USB interface cable, chrome intake manifold flange set, and the M8FI Gen 9 controllers. Please note that this EFI system does not support models with variable valve timing (VVT), and some aftermarket exhaust systems may require modifications or relocation of O2 sensor bungs to avoid clearance issues. Whether you're seeking improved fuel efficiency, increased horsepower, or enhanced tuning flexibility, the Daytona Twin Tech M8FI Gen 9 EFI Controller provides a professional-grade solution for Harley Davidson enthusiasts and tuners alike.\u003c\/p\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson FLHR 2021\u003cbr\u003e\nHarley Davidson FLHR 2022\u003cbr\u003e\nHarley Davidson FLHR 2023\u003cbr\u003e\nHarley Davidson FLHR 2024\u003cbr\u003e\nHarley Davidson FLHT 2021\u003cbr\u003e\nHarley Davidson FLHT 2022\u003cbr\u003e\nHarley Davidson FLHT 2023\u003cbr\u003e\nHarley Davidson FLHT 2024\u003cbr\u003e\nHarley Davidson FLHX 2021\u003cbr\u003e\nHarley Davidson FLHX 2022\u003cbr\u003e\nHarley Davidson FLHX 2023\u003cbr\u003e\nHarley Davidson FLHX 2024\u003cbr\u003e\nHarley Davidson FLTR 2021\u003cbr\u003e\nHarley Davidson FLTR 2022\u003cbr\u003e\nHarley Davidson FLTR 2023\u003cbr\u003e\nHarley Davidson FLTR 2024\u003c\/div\u003e","brand":"Daytona Twin Tech","offers":[{"title":"Default Title","offer_id":44652184993834,"sku":"32-7835","price":969.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/32-7835a.jpg?v=1785871964","url":"https:\/\/atticusgoods.com\/products\/daytona-twin-tech-m8fi-gen-9-efi-controller-for-harley-davidson-easy-fuel-curve-tuning-and-data-logging","provider":"Atticus Goods","version":"1.0","type":"link"}