VMP 3.3" 6-Rib Pulley for '05-10 Roush 3V R2300 2.3 L TVS Supercharger Financing available with Affirm. SKU: VMP-33-6-R2300 $99.99 Quantity discounts available QuantityPrice Quantity -+ Add to Cart FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. THE SALE, USE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)(3)). DetailsRatings & Reviews Details 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 requ... DetailsBack 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 requiredLarge improvement in power overThis pulley bolts on to the Roush 6-bolt hub.Black annodized aluminum. See MoreSee Less Reviews 0 BackNo reviews availableBe the first to Write a Review