

| SKU | PERPSP-ENG-118RD |
| MPN | PSP-ENG-118RD |
| EAN | PSP-ENG-118RD |
| Units per SKU | 1.0 |
| Certifications | None |
| Material | Lightweight Aluminum |
| Color/Finish | Red |
Upgrade your Subaru WRX, STI, or Impreza with the PERRIN Lightweight Alternator Pulley. Crafted specifically for 02-05 WRX, 04-06 STI, and 93-11 Impreza models, this pulley delivers a perfect balance between performance and reliability. Its striking red finish not only adds a pop of color under the hood but also signals enhanced durability and quality from Perrin Performance.
Designed to be lighter than the stock pulley, it reduces rotational mass, allowing your engine to spin more freely and improve overall efficiency. This results in better throttle response and potentially increased horsepower without compromising your car's integrity. Easy to install, the pulley fits seamlessly into the existing engine setup, making it a must-have upgrade for enthusiasts aiming to optimize their vehicle's power delivery and reliability.
Designed to be lighter than the stock pulley, it reduces rotational mass, allowing your engine to spin more freely and improve overall efficiency. This results in better throttle response and potentially increased horsepower without compromising your car's integrity. Easy to install, the pulley fits seamlessly into the existing engine setup, making it a must-have upgrade for enthusiasts aiming to optimize their vehicle's power delivery and reliability.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















