Solid billet aluminum construction with the 4.25-10 marking visible on the face.
Whipple Superchargers Pulley - 4.25-10 is a perfect choice for automobiles with under-the-pit engine compartments.
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2.5" Upgrade Modular Pulley System For 2009-2015 LSA GM Eaton Superchargers NEW
2.5" Upgraded Modular Pulley System Fits 2009-2015 LSA GM Eaton Superchargers.US
2.5" Upgraded Modular Pulley System Fits 2009-2015 12 LSA GM Eaton Superchargers