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Description

Brian Crower Exhaust Valves WRX 2002-2014 / STI 2004-2021Performance Upgrade: Replace your stock Subaru exhaust valves with high performance Brian Crower valves for improved performance and durability. Enhanced Airflow: The design of Brian Crower valves promotes better airflow, which helps your WRX or STI engine produce more power. Premium Materials: Manufactured from premium stainless steel for strength and heat resistance, ensuring reliability even in high boost or high RPM situations. Weight Optimized:

or Forester XT

Compatibility:

High-Performance Coated Main & Rod Bearings

High Performance Race Bearings (Coated)

Upgrade Your WRX or STI's Engine Performance

Optimized windage control baffle for better oil control

- 7075-T6 Billet Aluminum

These headers enhance exhaust flow and optimize cylinder scavenging for improved torque and a unique "boxer rumble"

Weight-matched to +/- 1 gram for smooth operation

Compatible with standard crankshaft sizes (verify for oversized applications)

Designed for high-horsepower street and track applications

Larger Ported S-Cover w/ Anti-Surge Housing