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• Detachable hood with mesh panel insert
• Sprockets are drilled and tapped to accommodate late model lock plate available separately
• Abundantly placed ventilation ports for maximum cooling
• Check and repair any damaged stator connections before installing this new rectifier-regulator
Their breathable
ThunderMax Z309-588 ThunderMax w/AutoTune for Touring 17-19 • Detachable hood with meshDoes not fit 2019 2020 Trike Models (Due to traction control RDRS)2018 Model Trike should not have RDRS. Dealer to confirm BEFORE purchase. ThunderMax is an industry award winning, performance ECM designed specifically for EFI equipped Harley Davidson motorcycles. This highly advanced, stand alone tuning system utilizes proprietary AutoTune technology with wide band oxygen sensors to deliver unmatched performance and rideability. ThunderMax comes 100%