The grip from the 19 Perf Pac tires is impressive. The grip from the GT 18s, not so much. Right now, I'm on the 18s.
`13 DIB, MCA, Perf Pac, Comf Pac, Back Up Camera, MT82, AE Driveshaft, Bama Tune: 93R, BBK Shortys. Borla Touring Mufflers, Air Raid CAI, AM Shift Knob, WeatherTec mats, Stripes and Tint. "Winter 18" GT Wheels and Tires, powder coated black" Redline Hood Struts, Steeda LCAs. Paid Cash.