Hydraulic Power Brake Booster For GMC Savana 2500 3500 2012-18 52-7412 Returned

For GMC Savana 2500 2012-2018. For GMC Savana 3500 2012-2018. For GMC Savana 4500 2012-2019. Type：Hydraulic Power Brake Booster. Independent operation: The hydraulic brake booster can operate independently, without relying on the engine vacuum.