Perrin Performance Lightweight Crank Pulley for 19-21 Subaru WRX Blue

Perrin Performance Lightweight Crank Pulley — 2019-2021 Subaru WRX (Blue) Brand: Perrin Performance Upgrade your 2019–2021 Subaru WRX with the Perrin Performance Lightweight Crank Pulley in anodized blue. Engineered to reduce rotational mass, this precision-machined pulley improves throttle response, acceleration and overall engine feel while maintaining OE fitment and reliability. Key Features Lightweight design: Reduces crank inertia for quicker revs and improved transient response. Direct bolt-on fit: Designed specifically for 2019–2021 WRX models for hassle-free installation. High-quality materials: CNC-machined from durable aluminum for strength and long-term corrosion resistance. Performance finish: Anodized blue for a clean, OEM+ appearance under the hood. Maintains reliability: Balances performance gains without compromising accessory drive function. Benefits Improved throttle response and quicker acceleration feel Reduced parasitic loss from spinning components Reliable, repeatable performance with factory mounting points Visual upgrade for engine bay aesthetics Perfect for enthusiasts seeking a dependable performance improvement with a subtle visual upgrade. Compatible with 2019–2021 Subaru WRX models; check fitment for other Subaru platforms.