Perrin Lightweight Crank Pulley Black Without AC (PSP-ENG-102BK) | Subaru WRX 2002-2014 / STI 2004-2021

The Perrin Lightweight Crank Pulley reduces rotational mass, allowing the engine to rev more freely for improved throttle response.

KEY FEATURES

• Black anodized aluminum for a sleek, durable finish
• Significant weight reduction vs. OEM pulley
• Improves low-end acceleration and response
• Balanced for smooth engine operation
• Direct bolt-on replacement

VEHICLE FITMENT

• Subaru WRX (2002–2014)
• Subaru STI (2004–2021)

Perrin products are engineered for precision Subaru performance and long-term reliability.