ThunderMax ECM with Integral Auto Tune System for ’18-20 Harley-Davidson M8 Softail

Original price was: $1,088.95.Current price is: $217.79.

SKU: 309-589 Category:

⭐ Top Rated:

ThunderMax ECM with Integral Auto Tune System for ’18-20 Harley-Davidson M8 Softail Models

Contains 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.

Comes with

  • Software program allows live monitoring, recording and examination of diagnostic codes and datalogs including number of starts, engine temperature and rpm operation
  • 🎉 Hot deal

  • Utilizes wide-band oxygen sensors and works as a closed-loop control system to continuously self-adjust and properly tune the motorcycle’s air/fuel ratio for all riding conditions
  • ThunderMax ECM with Auto-Tune module mounts conveniently in place of the factory ECM and plugs in to the existing harness
  • Easy installation: replace the factory ECM, install new oxygen sensors and harness, load the correct map for your bike, and ride
  • New maps, software, firmware updates, map analysis and tech support available online at no charge
  • 🔔 Don’t miss

  • Adjustable front and rear cylinder AFR maps, ignition timing (spark) maps, and startup maps
  • Works with all popular exhaust systems and is compatible with high-performance camshafts
  • Rider can adjust idle speed, rev limit and speedometer calibration
  • Improves throttle response, exhaust sound and driveability
  • Is compatible with turbo, nitrous and supercharger applications
  • 💡 Tip

  • Does not require dyno tuning
  • Made in the USA

🔔 Don’t miss

  • Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their oxygen sensor port bungs.
  • Not interchangeable or upgradable from part  309-562

DISCLAIMER: Not legal for sale or use in California on any pollution controlled motor vehicles.

Grab yours today while supplies last!