They are ditching the 6.0, for a 6.4 compound turbo, but it's till made by international, just like the 6.0, 7.3, 7.3 IDI (pre power stroke), and 6.9. They make great engines, no doubt.. I'd be weary of getting a first year 6.4 because it's going to be even more complex than the 6.0.