Maximus Direct Link Tuning Key. Fits Most Harley Models 2001-2024 with Delphi EFI - Techno Research Tuner Engine Guards the 2 x 1/4" holes

the 2 x 1/4" holes will need to be drilled out to 5/16"

* Bolt on installation - direct replacement

* Slotted & drilled for easy internal wiring

* Replaces OEM # 35039-85

Maximus Direct Link Tuning Key. Fits Most Harley Models 2001-2024 with Delphi EFI - Techno Research Tuner Engine Guards the 2 x 1/4" holesFitment Information: Note: Does not fit CVO Touring Models 2023up or Street Glide & Road Glide 2024up or 2024up Pan America, Sportster S or Nightster or 2025up Softail * 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