oh yea that thing is going to haul.time and budget didnt allow for 6.0. cheapest i had found in my area when i had the cash was 1100 for just a long block. so i decided to pick up the 5.3 for 500 complete. plus i heard alot of people have the 5.3 and are very happy. this truck will be dd so i wanna get the best mileage possible