Back in 2022, the S650 Mustang arrived to much anticipation, but with one frustrating caveat: Ford made it clear that it would lock down its ECU, leaving tuners shut out. That move effectively stalled ...
When Ford launched the S650 Mustang in 2022, it was a buffet of bolt-ons but with the main course missing. The factory ECU was locked down tight, blocking tuners from adjusting timing, fuel, and boost ...