Rein Suspension Strut Bumper Stop - AVZ0605 - Rein Suspension Strut Bumper Stops are designed to reduce the amount of metal-to-metal contact between the strut and the suspension components, providing a more comfortable ride and improved handling. They are made from high-quality rubber and are designed to absorb shock and vibration, reducing noise and vibration. The AVZ0605 model is designed for use with Audi A4 and A6 models from 2005-2008.