Exterior Components› Body Panels and Components
Perrin Performance
PERRIN 22-25 Subaru BRZ / Toyota GR86 Lightweight Alternator Pulley - Blue
SKU: P004 PSP-ENG-122BL
Easy — 1–2 hours
Description
Crafted from durable, high-strength materials, this pulley reduces rotational mass. This allows the engine to rev more freely and efficiently, contributing to improved throttle response and overall performance.
Fitment
Fitment Guaranteed
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on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Perrin Performance |
| Part Number | P004 PSP-ENG-122BL |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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