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ThunderMax Engine Control Module Kit with Integral Auto Tune — '17-'20 Touring/Trike
In warehouse stock

ThunderMax Engine Control Module Kit with Integral Auto Tune — '17-'20 Touring/Trike

Thundermax · #1020-2664 · 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

Will not work on trikes with traction control.

ThunderMax modules use wide band 18 mm O2 sensors; users may need to weld-in 18 mm bungs in the stock head pipe, 3"-4" from cylinder heads on both front and rear.

  • 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
Programming
Autotune, Downloadable Maps
Riding Style
Street
Color/Finish
Black
Model
ThunderMax
Type
Air/Fuel Ratio
Units
Kit
Shipping weight
2.3 lb
Package size
11 × 9.4 × 2.7 in
Country of origin
USA
Fitment19 models · Harley-Davidson
Harley-Davidson19 models
  • Electra Glide Police FLHTPI2017–2020
  • FLHR Road King2017–2020
  • FLHRXS Road King Special2017–2020
  • FLHT Electra Glide Standard2019–2020
  • FLHTCU Electra Glide Ultra Classic2017–2019
  • FLHTCUTG Tri Glide Ultra2017–2020
  • FLHTCUTGSE CVO Tri Glide2020
  • FLHTK Ultra Limited2017–2020
  • FLHTKL Ultra Limited Low2017–2019
  • FLHTKSE CVO Limited2017–2020
  • FLHX Street Glide2017–2020
  • FLHXS Street Glide Special2017–2020
  • FLHXSE CVO Street Glide2017–2020
  • FLRT Freewheeler2017–2020
  • FLTRK Road Glide Limited2020
  • FLTRU Road Glide Ultra2017–2019
  • FLTRX Road Glide2017–2020
  • FLTRXS Road Glide Special2017–2020
  • FLTRXSE CVO Road Glide2018–2020
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 #
1020-2664
Thundermax part #
309-588
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 #309-588.