19371354 | Genuine GM® Power Brake Booster Assembly 1999-2008 Engine Brake Control Valve or operate various systems

or operate various systems

In the case of 2270341

Part Number: 05026364AG

Controls Boost PressureIt adjusts the flow of exhaust gases to the turbo

or fittings is a major warning sign

19371354 | Genuine GM® Power Brake Booster Assembly 1999-2008 Engine Brake Control Valve or operate various systemsDescription: A Power Brake Booster Assembly 19371354 (often just called a brake booster) is a key component in a vehicles braking system that helps reduce the amount of physical effort needed to press the brake pedal and stop the vehicle. The brake booster uses vacuum pressure (or sometimes hydraulic or electric pressure) to amplify the force you apply to the brake pedal. Without it, youd have to press the pedal much harder to slow or stop the