so i got my first yukon sunday and its great. i have a few q's if anyone could help me out that will be great. its a 2003 slt, fully loaded, sunroof, 2wd, 5.3l, k&n filter, flowmaster single exhaust
-can i run E85 in it?
-what are some good, cheap, power upgrades?
-do they make 2wd lift its...