Thundermax ThunderMax Electronic Control Module - 309-563 For Harley Softail 2014-2017 Road King 2021 Harley-Davidson Road King FLHR/FLHRC

2021 Harley-Davidson Road King FLHR/FLHRC 2006-2013

5 gal (17L) tank

Lens material: High scratch and impact resistant PMMA

2016 Harley-Davidson Road Glide FLTR 1999-2006 Harley-Davidson Road Glide FLTRI 1999-2017 Harley-Davidson Road King FLHR/FLHRC 1999

which is 50% harder and stronger than the factory or Feuling OE+ camplates

Thundermax ThunderMax Electronic Control Module - 309-563 For Harley Softail 2014-2017 Road King 2021 Harley-Davidson Road King FLHR/FLHRCFeatures 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