When I have the car around 80mph on the highway, I notice that the steering wheel wobbles slightly... Now, I figure maybe its just a wheel that is out of round...but are there any other possibilities?

98 Silver Frost CSVT #415 of 6535 Born on 4/23/97 Weapon R Intake B&M Short-Throw Shifter Panasonic CQ-C9901U Head Unit Indiglo Gauges from StreetRacerParts.com {PM me if you want a pair of Pre-98 Sail Panels}