2005 Mustang V6 - Shift parameters

[Virge]

Hi, i have a 2005 Ford Mustang with automatic transmission. I've noticed when I press 40% the gas pedal, it has a lot of noise but the rpm remain fixed at 2000/2100 rpm, and the speed increases low... What parameters can i change to add more fun??

[mikel]

sounds liek its riding the converter, thats normal...