No 6.9 came with a turbo. In '88 the 7.3 came out. It was essentially a bored out 6.9, still without a turbo. In '93.5 a factory turbo was an option on the 7.3 IDI, and was an ATS turbo but had the Ford logo on it. ATS badged turbos were available aftermarket at the same time and that is what...