VMP 2.49" Roush M90 Keyed SC Pulley +3-4psi

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VMP 2.49" Roush M90 Keyed SC Pulley +3-4psi

SKU: VMP-249-6-K

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VMP new 2.49"" Roushcharged M90 Blower Pulley for 05+ Mustang 4.6L 3V with Roush Blower that uses bolt on style pulley. Use of larger idler pulley recommended.

New smaller design adds approximately 1/2-3/4lb of boost OVER the 2.57 pulley and 10hp/10tq, no tuning or other changes required.

Adds 1-2psi more boost than the aftermarket pulley from Roush Performance.

Tuning required.

Tuning and complete packages available in the Roush Mods Section.

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