Maximus Direct Link Tuning Key. Fits Most Harley Models 2001-2024 with Delphi EFI – Techno Research Tuner

* Extensive, professional, and easy to use flash tuning capabilities

* For use with the TechnoResearch VCM-TR3 communication module (included in Centurion Pro and Dealer VCM Pack)

* Auto mapping feature greatly reduces tuning time – instead of making cell-by-cell adjustments

* Modify fuel and spark tables (front and rear cylinders), air fuel ratio, warm up fuel, cranking fuel, closed loop, acceleration and deceleration, rev limiter and knock control

* Fuel, spark and AFR real time cell tracing

* Simultaneous modification of both front and rear cylinder fuel and spark tables

* View data using strip chart or digital dashboard

* Data logging and data analysis features

* Wideband o2 sensor controller interfacing

* Motorcycles VIN # is assigned to the one USB key but can be used on that motorcycle multiple times (Red Tune Key)

* Made in the USA

This product must ONLY be used in such a way as to ensure the vehicle remains compliant with the relevant emission control requirements.

Responsibility rests with the Installer to ensure appropriate test equipment is used to validate the above.

Does not fit CVO Touring Models 2023up or Street Glide & Road Glide 2024up or 2024up Pan America, Sportster S or Nightster or 2025up Softail