Thundermax 309-589 ECM Kit w/ Intergral Auto Tune for 2018-2020 Harley Softail Models Molded Marathon foam

Molded Marathon foam

Variable position enrichment starting system

2014-2019 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI 2014-2020 Harley-Davidson Tri Glide Ultra Classic FLHTCUTG 2014-2020 Harley-Davidson Electra Glide Ultra Limited FLHTK 2014-2020 Harley-Davidson Street Glide EFI FLHX 2019-2020 Harley-Davidson Electra Glide Standard EFI FLHTI

2015-2016 Harley-Davidson Road Glide Custom FLTRX 2010-2016 Harley-Davidson Electra Glide Ultra Limited FLHTK 2011 Harley-Davidson CVO Softail Convertible FLSTSE2 2011-2013

Thundermax 309-589 ECM Kit w/ Intergral Auto Tune for 2018-2020 Harley Softail Models Molded Marathon foamFeatures Includes ThunderMax ECM with Auto Tune Module, plug in harness and two wide band sensors, TMax software and communication USB cable, Quick Start Easy Install and Comprehensive User's Manual, technical support and free software and updates Hundreds of maps available to download for your bike (based on model, engine size, exhaust system air cleaner, pistons, cams, etc.) load the map of your choice and the integral auto tune will do the rest