The Genuine Porsche Back Up Light Switch (Boxster Carrera GT 911) - 99660613300 is a high-quality replacement part for Porsche vehicles. This switch is responsible for activating the back up lights when the vehicle is shifted into reverse gear. It is designed to fit perfectly in the designated spot on the vehicle and is made with durable materials to ensure long-lasting performance. This switch is compatible with various Porsche models, including the Boxster, Carrera GT, and 911. It is an authentic Porsche product, ensuring the highest level of quality and reliability.