2009 Mustang GT Roush Supercharger Pulley - 2.57
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Item #: BBR-0910-257
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Our Price: $99.99
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Description:
- NEW 2.57 Supercharger Pulley for the New 2009 Roush Supercharger. Our new pulley is designed for the Gen V Eaton supercharger. The pulley will now be a press on fit.
- R&D testing has shown boost increase from stock 5 psi to 9 psi and 30-40 rwhp & 30-40 rwtq
- This will not fit the 2005-08 Roush Supercharger
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