College kids do this to their cars to enhance performance.
Programmable ECU tuning has bee around on cars for a long time, I’m way past college age and have a Cobb unit on my Subaru turbo, five settings from no boost to requiring racing gas, just set back to factory and remove the module when warranty work rolls around.
“College kids do this to their cars to enhance performance.”
These days you can buy off the shelf “tunes” for anything from a $20k VW GTI to a $160 Audi R8. It’s big business.