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VACUUM BOOSTER ASSEMBLY Power Brake Booster
Fits Legacy (2015 - 2017)Brake Power Booster UnitIf you have a brake pedal that is suddenly stiff or you hear a whistling noise when you step on your brakes—especially when you're stopped—the culprit may be a failed brake booster. Our technicians can easily diagnose a possible brake booster failure in your Subaru .