BPS Underdrive Alternator Pulley (2011-2017 Mustang GT)
By: Billet Pro Shop
#P014
$107.53
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Spinning your alternator passed the factory limit often leads to failure. Extend your alternatoräó»s life by reducing its maximum RPM while maintaining sufficient charge at idle. OurŒæ15%Œæunderdrive alternator pulley will help keep the rpms within a more reasonable range when spinning past the factory limiter.Œæ Our pulleys are CNC machined from billet 6061 aluminum and are hard black anodized for a durable finish.
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*Includesξ replacement nut
*Requires larger belt, part number: JK6847-B
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