Perrin Performance

Perrin Alternator Pulley - Blue — Fits 2015-2022 Subaru WRX / 2014-2018 Forester XT

Perrin Alternator Pulley - Blue — Fits 2015-2022 Subaru WRX / 2014-2018 Forester XT
Perrin Alternator Pulley - Blue — Fits 2015-2022 Subaru WRX / 2014-2018 Forester XT
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Perrin Alternator Pulley - Blue — Fits 2015-2022 Subaru WRX / 2014-2018 Forester XTPerrin Alternator Pulley - Blue — Fits 2015-2022 Subaru WRX / 2014-2018 Forester XT
Perrin Performance

Perrin Alternator Pulley - Blue — Fits 2015-2022 Subaru WRX / 2014-2018 Forester XT

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SKU: PERPSP-ENG-121BL
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About Perrin Performance Perrin Performance engineers high-quality automotive parts and ...Read More

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$58.00 $61.00
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Perrin Performance

Perrin Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Perrin Performance lineup with fast shipping and expert fitment support — order with confidence.

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Add a Pop of Color & Performance to Your Subaru

Inject style and performance into your 2015-2022 Subaru WRX or 2014-2018 Forester XT with the Perrin Performance Blue Alternator Pulley. Crafted from lightweight aluminum, this pulley significantly reduces rotational mass compared to the heavier stock unit. This reduction translates directly into improved throttle response and a slight increase in available power, making your daily drive or track day more exhilarating.

Product Highlights:

  • Vibrant Blue Finish: Anodized for a durable, eye-catching aesthetic that complements Subaru's iconic blue.
  • Weight Reduction: Lighter than OEM for better engine efficiency and quicker revs.
  • Precision Engineering: Ensures perfect fitment and reliable operation.
  • Direct Bolt-On: Designed for easy installation on 2015-2022 WRX and 2014-2018 FXT models.
  • Enhanced Engine Bay Appeal: A simple yet effective way to customize your vehicle's look.

The striking blue finish not only looks great but also signifies a commitment to performance. Elevate your Subaru's engine bay and driving dynamics with this quality Perrin upgrade. Available now at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Perrin Performance

Perrin Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Perrin Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Add a Pop of Color & Performance to Your Subaru

Inject style and performance into your 2015-2022 Subaru WRX or 2014-2018 Forester XT with the Perrin Performance Blue Alternator Pulley. Crafted from lightweight aluminum, this pulley significantly reduces rotational mass compared to the heavier stock unit. This reduction translates directly into improved throttle response and a slight increase in available power, making your daily drive or track day more exhilarating.

Product Highlights:

  • Vibrant Blue Finish: Anodized for a durable, eye-catching aesthetic that complements Subaru's iconic blue.
  • Weight Reduction: Lighter than OEM for better engine efficiency and quicker revs.
  • Precision Engineering: Ensures perfect fitment and reliable operation.
  • Direct Bolt-On: Designed for easy installation on 2015-2022 WRX and 2014-2018 FXT models.
  • Enhanced Engine Bay Appeal: A simple yet effective way to customize your vehicle's look.

The striking blue finish not only looks great but also signifies a commitment to performance. Elevate your Subaru's engine bay and driving dynamics with this quality Perrin upgrade. Available now at GGCRACING.

Product Details

Product Description

About Perrin Performance

Perrin Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Perrin Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Add a Pop of Color & Performance to Your Subaru

Inject style and performance into your 2015-2022 Subaru WRX or 2014-2018 Forester XT with the Perrin Performance Blue Alternator Pulley. Crafted from lightweight aluminum, this pulley significantly reduces rotational mass compared to the heavier stock unit. This reduction translates directly into improved throttle response and a slight increase in available power, making your daily drive or track day more exhilarating.

Product Highlights:

  • Vibrant Blue Finish: Anodized for a durable, eye-catching aesthetic that complements Subaru's iconic blue.
  • Weight Reduction: Lighter than OEM for better engine efficiency and quicker revs.
  • Precision Engineering: Ensures perfect fitment and reliable operation.
  • Direct Bolt-On: Designed for easy installation on 2015-2022 WRX and 2014-2018 FXT models.
  • Enhanced Engine Bay Appeal: A simple yet effective way to customize your vehicle's look.

The striking blue finish not only looks great but also signifies a commitment to performance. Elevate your Subaru's engine bay and driving dynamics with this quality Perrin upgrade. Available now at GGCRACING.

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