THUNDERMAX ECMs
WITH INTEGRAL AUTO
TUNE SYSTEM
• ThunderMax ECM with Auto-Tune
module mounts conveniently
in place of the factory ECM and
plugs in to the existing harness
• Utilizes wide-band O2 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:
SADDLEBAGS
& LUGGAGE
SEATS &
SISSY BARS
EXHAUST
1020-1851
1020-2361
replace the factory ECM, install new O2 sensors and
harness, load the correct map for your bike, and ride
1022-0039
FUEL/AIR
SYSTEMS
• 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
PART # DESCRIPTION
• Works with all popular exhaust systems and is
• 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.