Perrin Crank Pulley Blue 15-18 WRX / 14-18 Forester XT / 13-14 Legacy / 13-21 BRZ / 12-14 Impreza | Lightweight Performance Upgrade | Engine Accessories
Overview
The Perrin Lightweight Crank Pulley is a precision-engineered aftermarket upgrade designed for Subaru models equipped with FA engines, including the 2015-2018 WRX, 2014-2018 Forester XT, 2013-2014 Legacy, 2013-2021 BRZ, and 2012-2014 Impreza. This pulley replaces the heavier stock component to reduce rotational mass, resulting in improved throttle response, quicker engine revving, and a more engaging driving experience. It is ideal for Subaru enthusiasts seeking a straightforward, effective upgrade that enhances engine dynamics without requiring extensive tuning or modifications.
Manufactured with a focus on durability and precision, the pulley is CNC-machined from 6061T6 aluminum and finished with a hard anodized blue coating. This combination ensures excellent corrosion resistance and long-lasting performance under both street and spirited driving conditions. Perrin’s design philosophy emphasizes OEM replacement fitment, maintaining compatibility with factory belts and pulleys for a hassle-free installation experience.
By reducing the engine’s rotational inertia, this lightweight crank pulley allows your Subaru’s engine to rev more freely, translating into quicker throttle response and a livelier driving feel. This upgrade is especially beneficial for owners looking to complement other modifications or simply refine their vehicle’s engine responsiveness for daily driving and weekend enjoyment.
Features & Specifications
This Perrin Crank Pulley is engineered for Subaru FA engine platforms and features a weight reduction of over 3.7 lbs compared to the stock pulley. Constructed from CNC-machined 6061T6 aluminum with a hard anodized blue finish, it delivers a durable, corrosion-resistant solution that enhances throttle response and overall drivability for Subaru enthusiasts seeking a lightweight performance upgrade.
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Brand: Perrin Performance
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Product: Crank Pulley Blue 15-18 WRX / 14-18 Forester XT / 13-14 Legacy / 13-21 BRZ / 12-14 Impreza
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Part Number: PSP-ENG-101BL
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Fitment: 2015-2018 WRX, 2014-2018 Forester XT, 2013-2014 Legacy, 2013-2021 BRZ, 2012-2014 Impreza
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Material: CNC-machined 6061T6 aluminum
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Finish: Hard anodized blue
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Construction: Precision CNC-machined
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Origin: USA
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Weight Savings: Over 3.7 lbs compared to stock
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Compatibility: Factory belts and pulleys, OEM replacement
Key Benefits
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Performance: Reduces rotational mass for quicker throttle response and more immediate engine revving.
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Weight Savings: Over 3.7 lbs lighter than the stock pulley, improving engine efficiency and acceleration feel.
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Durability: CNC-machined from high-grade aluminum with a hard anodized finish for excellent corrosion resistance and longevity.
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Fitment: Designed as a direct OEM replacement, ensuring perfect compatibility with factory belts and pulleys.
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Installation: Bolt-on upgrade requiring no tuning or modifications, ideal for daily drivers and enthusiasts alike.
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Value: Enhances engine responsiveness without the need for complex supporting modifications or software changes.
What's Included
- 1× Perrin Crank Pulley Blue
- Installation hardware (if applicable)
- Installation instructions
Installation & Compatibility
The Perrin Lightweight Crank Pulley is a direct bolt-on upgrade designed for Subaru models with FA engines. Installation is straightforward and can typically be completed with basic hand tools, making it accessible to DIY enthusiasts with mechanical experience. No tuning or modifications are required for most applications, though some users may choose to retune their engine to maximize performance gains. Always verify fitment for your specific vehicle year and model before installation. For those unfamiliar with engine components or pulley swaps, professional installation is recommended to ensure optimal safety and performance.
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Professional Installation: Recommended for optimal safety and performance
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific Subaru model and year
Upgrade your Subaru’s engine feel with the Perrin Lightweight Crank Pulley—an essential component for enthusiasts seeking improved responsiveness and a more engaging driving experience. Shop with confidence at Subimods—your Subaru parts specialists.
