THUNDERMAX ECM 2018 -2020 Softail
THUNDERMAX ECM 2018 -2020 Softail Models with Auto-Tune continuously self-adjusts, properly tuning the motorcycle’s air/fuel ratio for all riding conditions


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Description
THUNDERMAX ECM 2018 -2020 Softail Models with Auto-Tune module mounts conveniently in place of the factory ECM and continuously self-adjusts, properly tuning the motorcycle’s air/fuel ratio for all riding conditions
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FEATURES:
- 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 data logs 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 drivability
- Supports turbo, nitrous and supercharger applications
- Does not require dyno tuning
- Made in the U.S.A.
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NOTE: Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their O² sensor port bungs.
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FITMENTS:
2018-2020 | Harley-Davidson | Softail Slim FLSL | – | – |
2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | – | – |
2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | – | – |
2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | – | – |
2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | – | – |
2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | – | – |
2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | – | – |
2018-2020 | Harley-Davidson | Softail Fat Bob FXFB | – | – |
2018-2020 | Harley-Davidson | Softail Street Bob FXBB | – | – |
2018-2020 | Harley-Davidson | Softail Low Rider FXLR | – | – |
2018-2020 | Harley-Davidson | Softail Deluxe FLDE | – | – |
2018-2020 | Harley-Davidson | Softail Fat Boy FLFB | – | – |
2018-2020 | Harley-Davidson | Softail Breakout FXBR | – | – |
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Additional information
Weight | 3 lbs |
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Dimensions | 12 × 9 × 3 in |
Fitment | See Current Fitments In Product Description |
BRAND | THUNDER HEART PERFORMANCE |