Product Description
If you've added some exhaust or an air cleaner then you'll want to upgrade your Fuel Management with a Tuner.
Fits: 2017-2020 Harley Touring models
- ThunderMax ECM with Auto-Tune module mounts conveniently in place of the factory ECM and plugs into the existing harness
- Utilizes wide-band O 2 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
- Easy installation: replace the factory ECM, install new O 2 sensors and harness, load the correct map for your bike, and ride
- 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
- Improves throttle response, exhaust sound and driveability
- Does not require dyno tuning
- Rider can adjust idle speed, rev limit and speedometer calibration
- 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
- Supports turbo, nitrous and supercharger applications
- Software program allows live monitoring, recording and examination of diagnostic codes and datalogs including number of starts, engine temperature and rpm operation
- New maps, software, firmware updates, map analysis and tech support available online at no charge
- Made in the U.S.A.
NOTE: Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their O2 sensor port bungs.
*DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES
FUEL TUNERS ARE NOT ELIGIBLE FOR RETURN OR EXCHANGE IF THE RETAIL PACKAGE HAS BEEN OPENED. WE CAN ONLY ACCEPT RETURNS OR EXCHANGES IF THE PRODUCT IS BRAND NEW AND STILL FACTORY SEALED IN ITS ORIGINAL RETAIL PACKAGING.
Additional Information
| MPN | 309-588 |