Hey guys got a 98 rcsb chevy 2wd I have 3.42's with a 28" x 10"-16 hoosier full race slick but main question I'm thinking of going 3.73's and running a 30x10.5-15 full slick which would yall think the better combo would if any difference at all? Thanks for your comments

Specs: 07 5.3l isky cam 561/561 lift rear mount 70mm turbo 10.5lbs 4l80 circle d 3k stock suspension with rancho rs9000xl adjustable shocks front and back