I follow the manual and the manufacturer's break in recommendations.
I paid a ton and a half for my truck and waiting 500 miles in the long run is not a big deal.
Others will say, "Drive it like you stole it. Whip it hard and put it away wet."...not me.
"If we couldn't laugh we would all go insane."
Arctic Fox 25Y
GMC Duramax
Blue Ox SwayPro