Originally Posted by Z K
Another aspect of turbocharging is the ease of adding power. With a turbocharged M3, it means you'll see 500+hp M3s by just plugging in a laptop and downloading a flash update. That's $500 vs $10K for a supercharger add on. NA is hard to build power unless you got some monstrous huge motor like the Vettes.
Yes, FI engines usually are good for tuning, but that's about it. That is the only advantage they have.