Can't you get a Carly adapter and app for less than $200?
Carly Gen2 Adapter on Amazon $79
The app is avail for iOS and Android. On iOS the pro app is $45 and then you have to buy in-app purchases for another
- $5 for service reset,
- $10 for battery registration,
- $15 for iDrive coding and
- another $10 for DPF registration
.
À la carte or sneaky pricing? You decide. Either way, it's less than your $200 budget.