Thundermax 309-588 – ECM with Auto Tune – 17-20 M8 Touring

$892.94

ECM with Integral Auto Tune System Kit

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Manufacturer # : 309-588
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Description

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 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.
  • Does not fit 2020 Touring Models with Traction Control (RDRS)

 

Specs

  • Riding Style: Street
  • Product Name: Tuning System
  • Units: Kit

 

Approximate Package Weight & Dimensions

  • Weight: 2.3
  • Height: 2.7
  • Length: 11
  • Width: 9.4

 

Fitments

YearsMakeModel

2017 – 2019 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI
2017 – 2020 Harley-Davidson Freewheeler FLRT
2017 – 2020 Harley-Davidson Street Glide Special FLHXS
2017 – 2020 Harley-Davidson Road Glide Special FLTRXS
2017 – 2019 Harley-Davidson Electra Glide Ultra Limited Low FLHTKL
2017 – 2020 Harley-Davidson Street Glide EFI FLHX
2017 – 2020 Harley-Davidson Road King EFI FLHR
2017 – 2020 Harley-Davidson Electra Glide Ultra Limited FLHTK
2017 – 2020 Harley-Davidson Road Glide Custom FLTRX
2017 – 2019 Harley-Davidson Road Glide Ultra FLTRU
2017 – 2020 Harley-Davidson Road King Special FLHRXS
2017 – 2020 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE
2017 – 2020 Harley-Davidson Electra Glide Police FLHTPI
2017 – 2020 Harley-Davidson Tri Glide Ultra Classic FLHTCUTG
2020 Harley-Davidson Road Glide Limited FLTRK
Additional information
Weight 2.3 lbs
Brand

Brand

Thundermax

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Vehicle Fitment
Make Model Year
Harley Freewheeler FLRT 2017
Harley Freewheeler FLRT 2018
Harley Freewheeler FLRT 2019
Harley Freewheeler FLRT 2020
Harley Touring Electra Glide/Ultra/Limited 2017 - 2020
Harley Touring Road Glide 2017 - 2020
Harley Touring Road Glide Ultra/Limited 2017 - 2020
Harley Touring Street Glide 2017 - 2020
Harley Touring Tri Glide 2017 - 2020
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Thundermax 309-588 – ECM with Auto Tune – 17-20 M8 Touring
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