stock street tires and being a 03 with no tune the tm was what was killing my 60ft that truck was good for a 15 flate if i could have got the 60 ft down to a 2.0 thats the worse 60ft i have ever gotting in any of my cars or trucks i have owned i had a 2.0 in trans am with dunlop street tires and also a 2.0 in my gtp i had with street tires