I didn't include Amsoil because can't find it anywhere locally too bad though. I would have definitely tried it.
Originally Posted By: unixguru
1. Pennzoil Ultra (5w30,5w20)/Pennzoil Ultra Euro 2. Tie between Castrol Edge 5w30 and Pennzoil Platinum 3. M1 HM 10w30 4. Regular M1 5w30 5. M1 Extended performance 5w30