I'm out of usual Amsoil AME Heavy Duty Diesel and Marine 15w40 and don't have time to wait for more to show up. So I went out and bought 4 gallons of this ($79.45 after tax at Advance Auto):
https://amzn.to/2WteXi6
Has anyone run this stuff in their PSD, or have some positive UOA reports on it? I'm wondering if it uses the same GTL base stock as Pennzoil Ultra Premium?
https://amzn.to/2WteXi6
Has anyone run this stuff in their PSD, or have some positive UOA reports on it? I'm wondering if it uses the same GTL base stock as Pennzoil Ultra Premium?