ThunderMax 309-382 ECM for 2012–2017 Dyna® Models For EFI-equipped 2012–2017 Harley-Davidson® Dyna models. Excludes 2016–2017 Dyna Low Rider S models; use ThunderMax 309-563 for those applications.
Replace your factory engine control module with ThunderMax EFI management and AutoTune technology. The 309-382 combines a replacement ECM with