Thank you very much for the recommendation. In the review you provided, I really liked the Dynojet Black Power Vision Tuner PV-2B variant. Quite reliable and not expensive device. But I did not stop there and continued looking for a Harley Davidson car tuner for my Harley and on the site
https://allforharley.com/best-auto-tune ... -davidson/ I found a very cool review for this product. I ended up with the Vance & Hines Fuelpak FP3, which has a 6-pin connector and uses flash technology.