Gift Certificates
2190 Congo Rd, Benton, AR



In stock
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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
Software program allows live monitoring, recording and examination of diagnostic codes and datalogs including number of starts, engine temperature and rpm operation
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
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 O² 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
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
Supports turbo, nitrous and supercharger applications
Does not require dyno tuning
Made in the U.S.A.

“Requires 18mm Exhaust Bungs”
Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their O² sensor port bungs.


1020-2664    17-19 Touring Models and 17-18 Trike Models.  “Not for use with traction control models”

1020-2118     14-16 Touring and 14-16 Trike Models

1020-0836     08-13 Touring and -9-13 Trike models.

1020-2795     18-20 Softails

1020-2850    16-17 FXS,FLST, FLS, FXST,  14-16 FXSBSE/FLSTNSE,  16-17 FXDLS

1020-2360     12-15 FXS,FLS,FLST,  12-17 FXD,FLD,FXDWG, (Except FXDLS), 14-20 XL Models.

1020-1848     11 FXS,FLST

1020-1851     01-10 FXST,FLST,  02-07 Touring,  07-09 XL

1020-2361     08-10 FXCW/C,  04-11 FXD/FXDWG,  09 SE Softail,  10-13 XL Models

1020-3514     21+ Touring

1020-1853     02-17 V-Rod Models

1020-0039    Replacement 18mm Oxygen Sensor.


1020-2664, 1020-2118, 1020-0836, 1020-2795, 1020-2850, 1020-2360, 1020-1848, 1020-1851, 1020-2361, 1020-3514, 1020-1853, 1020-0039

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