✦ Ground shipping $14.95 — free over $150✦ Live distributor stock — re-checked when you pay✦ Real prices, no dealer markup games✦ Questions answered by a human: 801-361-3010✦ Licensed Utah dealer № 140069✦ Ground shipping $14.95 — free over $150✦ Live distributor stock — re-checked when you pay✦ Real prices, no dealer markup games✦ Questions answered by a human: 801-361-3010✦ Licensed Utah dealer № 140069
Shop › Thundermax_ECMs_BLP
ThunderMax Engine Control Module Kit with Integral Auto Tune — '18-'20 Softail
In warehouse stock

ThunderMax Engine Control Module Kit with Integral Auto Tune — '18-'20 Softail

Thundermax · #1020-2795 · Thundermax_ECMs_BLP / Thundermax
  • 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 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
$1088.95
In stock. Ships in 2–4 business days · free shipping over $150.
Can’t ship to California.
View cart & check out →
Questions? Call the shop: 801-361-3010
Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014
Description & features14 features

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 # 1020-2118.

  • 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 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
  • 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 USA
Specifications11 specs
Base Color
Black
Features
Closed Loop, Includes Oxygen Sensor
Riding Style
Street
Model
ThunderMax
Programming
Autotune, Downloadable Maps
Type
Air/Fuel Ratio
Units
Kit
Color/Finish
Black
Shipping weight
2.35 lb
Package size
11.8 × 9.2 × 2.3 in
Country of origin
USA
Fitment16 models · Harley-Davidson
Harley-Davidson16 models
  • FLDE Deluxe 1072018–2020
  • FLFB Fat Boy 1072018–2019
  • FLFBS Fat Boy 1142018–2020
  • FLHC Heritage Classic 1072018–2020
  • FLHCS Heritage Classic 1142018–2020
  • FLSB Sport Glide 1072018–2020
  • FLSL Softail Slim 1072018–2020
  • FXBB Street Bob 1072018–2020
  • FXBR Breakout 1072018–2019
  • FXBRS Breakout 1142018–2020
  • FXDRS FXDR 1142019–2020
  • FXFB Fat Bob 1072018–2019
  • FXFBS Fat Bob 1142018–2020
  • FXLR Low Rider 1072018–2020
  • FXLRS Low Rider S 1142020
  • FXST Softail Standard 1072020
Fitment comes from the distributor’s catalog. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.
Part numbers
Salto part #
1020-2795
Thundermax part #
309-589
Shipping

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

California: this part can’t ship to a California address.

Questions4 answers
Is it in stock?
Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.
How fast will it get to me?
Usually 2–4 business days by ground.
Will it fit my machine?
The distributor lists it for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
Is this genuine Thundermax?
Yes. It ships new from the same distributors the big online stores buy from — Thundermax part #309-589.