Steeda 3.10" 03-04 Cobra Pulley
These Steeda Supercharger Pulleys are made from Steel not aluminum and have holes drilled around the center of the pulley to lower the rotational weight. This is the highest quality pulley available for the 2003 Cobra.
2003 Cobra Pulley 3.10" pulley 1-2psi over stock, testing has shown 25+ horsepower.
NOTE-Pulley requires a re-flash of the computer to compensate for the added boost.