Shouldn't have to. Unless the bars have sagged from the stock height you should clear both just fine. The air damn under the bumper will need a bit of a trim and the tires might rub inside of the fender wells in the back if you flex the wee out of it. Nothing bad.
I've seen folks make 33's and 35's fit on them and it was really nothing but cutting.
I've seen folks make 33's and 35's fit on them and it was really nothing but cutting.

) and still runs like a top. Doesn't leak a drop, doesn't burn a drop, the only thing it uses is coolant when it's cold. As the motor warms up, the gasket or seal swells up and stops the leak, so I don't worry about it. And, according to my friends, hauls a$$