This is the most critical factor. This service is illegal for vehicles driven on public roads in the US, UK, and EU. It violates the Clean Air Act (and equivalent laws abroad). A reputable shop will ask you to sign a waiver stating the vehicle is for "off-road use only."
If you're experiencing issues with your EFI system or are looking to improve engine performance and fuel efficiency, EFI removal service may be right for you. However, it's essential to consult with a qualified diesel engine technician to determine if EFI removal is the best option for your specific situation. efi removal service