A year ago, Nac's did a cab off job on my 6.0. They were faster, cheaper, and BETTER than any diesel shop around, and they had a lot full of 6.0's, in particular. The guys at Nac's got my truck done in less than a week by working weekends to get me in and out, and since then my truck runs like a scalded dog, reliably. I regularly pull my 15k 5th wheel confidently and with a truck that pulls it strongly. I've also had my dad's 6.0 in for diagnostics just so they could tell me what I needed to fix, and hit the nail on the head. The guys are good, fast, and extremely reasonable. They don't overcharge and they don't do things that don't need to be done. I just had my truck...read full review
Jul 2022
The best diesel shop I've ever been involved with. A bulletproofed my motor no issues no problems great service always there for me when I need them hands down if you ain't using nacs you're missing out very dependable people very honest..
Sep 2021
These guys are the real deal. They are honestly the best and most reliable diesel mechanics I've been to. I have a recommended them numerous times and I wouldn't use anyone else.
A year ago, Nac's did a cab off job on my 6.0. They were faster, cheaper, and BETTER than any diesel shop around, and they had a lot full of 6.0's, in particular. The guys at Nac's got my truck done in less than a week by working weekends to get me in and out, and since then my truck runs like a scalded dog, reliably. I regularly pull my 15k 5th wheel confidently and with a truck that pulls it strongly. I've also had my dad's 6.0 in for diagnostics just so they could tell me what I needed to fix, and hit the nail on the head. The guys are good, fast, and extremely reasonable. They don't overcharge and they don't do things that don't need to be done. I just had my truck...read full review
The best diesel shop I've ever been involved with. A bulletproofed my motor no issues no problems great service always there for me when I need them hands down if you ain't using nacs you're missing out very dependable people very honest..
These guys are the real deal. They are honestly the best and most reliable diesel mechanics I've been to. I have a recommended them numerous times and I wouldn't use anyone else.