![Perrin [22-26 WRX] FA/FB Alternator Pulley Red | PSP-ENG-121RD Turn14 parameters-table tr:nth-child(even) { background-color: #e8f4f8](https://cdn.shopify.com/s/files/1/0023/6109/8353/files/perrin-22-26-wrx-fafb-alternator-pulley-red-psp-eng-121rd-7103615.jpg?v=1783650545)
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parameters-table tr:nth-child(even) { background-color: #e8f4f8
Up to 4 EGT inputs with fuel trim
✨ Interior preservation
Replacement is straightforward and inexpensive
Built for the 3
Perrin [22-26 WRX] FA/FB Alternator Pulley Red | PSP-ENG-121RD Turn14 parameters-table tr:nth-child(even) { background-color: #e8f4f8PREVENT FUTURE FAILURESubaru models with OEM clutch style alternator pulleys may fail over time. This failure can lead to knocking noises, battery charging issues, belt wear, and cause belts to become extra jumpy. The PERRIN Alternator Pulley removes this future failure point. DECREASE ROTATIONAL MASSPERRIN Alternator Pulleys weigh just 0. 20 lbs., which is lighter than the OEM alternator pulley. Throttle response, horsepower, and torque are all
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US$ 12.99