Skip to content
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Thundermax ThunderMax Engine Control Unit - 309-591 For Harley Touring 2021-2024

Thundermax ThunderMax Engine Control Unit - 309-591 For Harley Touring 2021-2024

by Thundermax
Availability:
66 in stock, ready to be shipped
$1,088.95 - $1,088.95
$1,088.95
$1,088.95 - $1,088.95
$1,088.95

Features

  • 2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness
  • ThunderMax quick start easy install and printable comprehensive user’s manual
  • Never outgrow it - easily accomodates bike change
  • No Dyno required - automatically tunes for riding style and riding conditions
  • ThunderMax performance engine control module (ECM)
  • 100% engineered and made in the USA
  • Easy to install and simple to use

Specs

PRODUCT NAME ELECTRONIC CONTROL MODULE
BASE COLOR BLACK
UNITS EACH
RIDING STYLE STREET

 


2021 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE
2021-2022 Harley-Davidson CVO Road Glide FLTRXSE
2021-2022 Harley-Davidson CVO Street Glide FLHXSE
2021-2022 Harley-Davidson CVO Tri Glide FLHTCUTGSE
2021-2023 Harley-Davidson Electra Glide Police FLHTPI
2021 Harley-Davidson Electra Glide Revival FLH
2021-2022 Harley-Davidson Electra Glide Standard FLHT
2021-2024 Harley-Davidson Electra Glide Ultra Limited FLHTK
2021-2024 Harley-Davidson Freewheeler FLRT
2021-2023 Harley-Davidson Road Glide FLTRX/FLTRXS
2021-2024 Harley-Davidson Road Glide Limited FLTRK
2021-2022 Harley-Davidson Road King FLHR
2021-2024 Harley-Davidson Road King Special FLHRXS
2021-2023 Harley-Davidson Street Glide FLHX/FLHXS
2021-2024 Harley-Davidson Tri Glide Ultra Classic FLHTCUTG
2022 Harley-Davidson CVO Road Glide Limited FLTRKSE
2022-2023 Harley-Davidson Road Glide ST FLTRXST
2022-2023 Harley-Davidson Street Glide ST FLHXST
2023-2024 Harley-Davidson Road Glide 3 FLTRT

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.