3.3" 6-rib pulley ring for 05-10 Mustang GT 4.6L 3V with Roush R2300 / P51 TVS Supercharger kit. 10psi with stock lower pulley. Booster required Large improvement in power over This pulley bolts on to the Roush 6-bolt hub. Black annodized aluminum.
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2005-2010 |
Ford |
Mustang |
GT |