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The Turbo XS Hybrid BOV for the 2002-2007 Subaru WRX and 2004-2021 STI replaces the factory recirculating bypass valve with a hybrid unit that vents a portion of compressor-side pressure to atmosphere on throttle-off — delivering the characteristic blow-off sound — while recirculating enough air to prevent the rich stumble and idle issues that a fully atmospheric BOV causes on MAF-based EJ systems
Clutch disc: 6-pad Spring-Centered Ceramic Race
and sound for your vehicle
This is for owners who have already been down that road
JXB Performance Driveshaft Center Support Bearing Carrier Upgrade - 2023-2026 Toyota GR Corolla Bushing Stiffness:Track (Hard, Louder) The Turbo XS Hybrid BOVImproved Driveline StabilityThe factory center support bearing carrier uses a thin rubber layer to isolate noise and vibration, but it allows excessive movement under load. This can lead to bearing sag, misalignment of the driveshaft over time, and added slop during shifts and throttle application. OEM Bushing Wear Over TimeAs the vehicle ages, the factory rubber bushing naturally deteriorates. It can become brittle, dry rot, and cracksometimes in as