Last year after being unhappy with a set of Nittos due to poor wet traction, I purchased a set of Michelin Pilot Sport AS/3. They are excellent. They hold really well even when it's cold out. Tire and wheel sizes are below. Tires came from Tire Rack. Wheels from LMR.
2011 GT Premium,6-Speed Manual, Black on Black, "Bama Tunes For Life", Steeda CAI, Roush Axle Backs, J&M Extreme Joint LCA's, Koni Yellows, Steeda Sport Springs, AR Torq Thrust Chrome 18x9;18x10, Michelin Pilot Sport AS/3 255/45/18; 285/40/18