The TRW Brake Booster - PSA922 is a reliable and powerful brake booster that provides superior braking performance. Featuring a robust design, this brake booster is built to last and provides superior brake pedal feel. It is designed to fit a variety of vehicles and is easy to install. The PSA922 is a great choice for those looking for reliable and powerful braking performance. With its superior design and construction, this brake booster will provide superior stopping power and reliable performance.