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THUNDERMAX 2023.5-UP TOURING® CENTER COOLED MODELS VVT OR NON-VVT)
THUNDERMAX 2023.5-UP TOURING® CENTER COOLED MODELS VVT OR NON-VVT)

THUNDERMAX

THUNDERMAX 2023.5-UP TOURING® CENTER COOLED MODELS VVT OR NON-VVT)

$1,088.95

Status Available now
SKU 1020-4289
Premium Brand Partners Performance brands we stand behind.
Curated For Harley Builds Platform-specific parts that make sense.
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Product Details

  • ThunderMax ECM with Auto-Tune module mounts conveniently in place of the factory ECM and plugs in to the existing harness
  • 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
  • Easy installation: replace the factory ECM, install new oxygen sensors and harness, load the correct map for your bike, and ride
  • 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
  • Improves throttle response, exhaust sound and driveability
  • Rider can adjust idle speed, rev limit and speedometer calibration
  • Adjustable front and rear cylinder AFR maps, ignition timing (spark) maps, and startup map
  • Works with all popular exhaust systems and is compatible with high-performance camshafts
  • Supports turbo, nitrous and supercharger applications
  • Software program allows live monitoring, recording and examination of diagnostic codes and datalogs including number of starts, engine temperature and rpm operation
  • New maps, software, firmware updates, map analysis and tech support available online at no charge
  • Made in the USA
  • Notes
    • Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their O2 sensor port bungs.
    • Does not require dyno tuning.

Fitment

2025

Harley-Davidson

FLTRXSTSE CVO Road Glide ST

2025

Harley-Davidson

FLTRXRRSE CVO Road Glide RR

2024-2025

Harley-Davidson

FLHX Street Glide

2024-2025

Harley-Davidson

FLTRX Road Glide

2023-2025

Harley-Davidson

FLHXSE CVO Street Glide

  • Late: 2023

2023-2025

Harley-Davidson

FLTRXSE CVO Road Glide

  • Late: 2023

Fitment information is not available for this product yet.

ProductTHUNDERMAX 2023.5-UP TOURING® CENTER COOLED MODELS VVT OR NON-VVT)
VendorTHUNDERMAX
SKU1020-4289

Why KleenMoto

Premium Brand Partners Performance brands we stand behind.
Curated For Harley Builds Platform-specific parts that make sense.
Parts We'd Run Ourselves Quality standards we actually believe in.
Trusted Checkout Safe and easy shopping.