ACDelco Silver (Advantage) Beam Windshield Wiper Blades are a quality, high value alternative for General Motors vehicles as well as most makes and models and are backed by General Motors. A wiper blade sweeps across the windshield cleaning it from water and other debris. This wiper has a twin coupler , allowing for optimal wipe, and has only one or two adapters. ACDelco Silver (Advantage) parts are a good choice for many vehicles on the road today. Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage.