The db651 come with 6-3/4 inch adaptor rings for easy fit in VWs, Audis, BWMs and other European cars. This is a truly versatile high-performance coaxial loudspeaker with all the Polk Audio features and technology that make it a great choice for any vehicle.

• The db651 come with 6-3/4 inch adaptor rings for easy fit in VWs, Audis, BWMs and other European cars.
• Dynamic Balance® Driver Technology for pure, distortion free sound.
• Polymer/Mica Composite Cones are stiff yet lightweight for big sound and little distortion.
• Klippel Optimized Components for consistent, distortion-free sound.
• Marine Certified means the db651 is built tough to withstand the harshest environments on the water.
• Low-mass 2-Layer Kapton Voice Coil Kapton has a high melting temperature, ensuring reliability and high power handling.
• Swivel Mount Tweeter allows precise aiming of sound.
• Wheel-inspired style combines with rugged durability in the db grille.