Thundermax Engine Control Unit - 309-588 For Harley Touring 2017-2020 Product Type_Lighting All necessary components from top-to-bottom

All necessary components from top-to-bottom of the camchest

Strong fiberglass pans with plated hardware ensure a perfect fit for a trouble-free install

5 CM (8") / 8" VOLUME 36

2021 Harley-Davidson Touring FLTRXSE CVO Road Glide

Thundermax Engine Control Unit - 309-588 For Harley Touring 2017-2020 Product Type_Lighting All necessary components from top-to-bottomFeatures 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