TireRack (doesnt have one for our cars), Auto Addictions has a GREAT one for tbirds (not cougars though), Pepboys but its not that great, and rimulator (again, only birds. But wider selection of wheels then Auto Addictions). Theres an phone app called Wheels On that does the same thing but it takes a photo of your actual car.
First: Stacie, 1996 Tbird LX, mild build NPI engine, PI cams and intake, Long tube headers, Jmod.
Second: Ellie, 1989 Tbird SC, r̶e̶s̶t̶o̶r̶i̶n̶g̶ ̶t̶o̶ ̶b̶e̶ ̶n̶e̶w̶ ̶d̶a̶i̶l̶y̶. off the deep end
Third: 1997 Dodge Ram 1500, thirsty daily.
Fourth: 1990 Tbird SC, GT40 5.0 mated to m5r2, BBK long tubes, motor out the hood, drift car.