I was contemplating which cooler would be best, I decided on the 31 row 6.0. Here were my thought, probably wrong though. Looking at the pictures, stock has 9 rows, the 40K trucool has 13 for a total of 24 rows. 6.0. has 31 row, I ordered the 6.0 2 days ago. Like I said, probably wrong thinking, but...
