Yep 100% efi. No vacuum(venturi) fuel feed system with TBI. It is a pressurized fuel system with injectors. The only similarity to a carb is that the throttle body is vertical like a carb and uses a similar air cleaner.
I agree there are obvious benefits to port injection systems from a...
Factory TBI is EFI and super reliable, I know this is an old thread but I find it weird when folks don't realize TBI is 100% a EFI system? Most that have issues are 30 years old and 300k miles and then complain how it isn't reliable? Factory TBI is more reliable then any after market system...