2005-2008 Porsche 987 Boxster Cayman / 997 911 Factory Bose Amplifier. Removed from a 2005 Porsche 987 Boxster equipped with the Bose audio surround sound system. Will ONLY fit Bose audio equipped vehicles. In good working condition, sound system was in good working condition and able to be fully tested prior to dismantling. In good physical condition with no damage to the housing. Please verify the part number listed below matches your existing unit prior to purchase.