Welcome to PPA Car Audio. We are a specialist supplier and installer for Holden Astra reverse camera, Holden Astra reverse sensors, all reversing safety gear, Holden Astra navigation units with DVD GPS Bluetooth reverse camera and Holden Astra steering wheel integration systems for latest make and model Holden Astra, audio products, DVD headrest system, Holden Astra DVD roof mount system, Holden Astra GPS tracking device, amplifiers, speakers, splits, subwoofers, Holden Astra video recorders. We extend our services to be able to cater for cars, buses, trucks, fleet vehicles and more. You can come to us or we also offer an onsite service to you in Melbourne. We can come to your home or office to supply and install a Holden Astra reversing camera or perform other upgrades to your Holden Astra.