With high-end style and easy drop-in installations, the latest generation of DB Plus Series speakers offers superior looks and outstanding sound to fit any vehicle.
The DB+ Subs
Polk’s rich, deep bass gets an on-the-go overhaul with the marine-tough, yet ruggedly sophisticated, DB+ subwoofers. With a space-saving design you get thunderous sonic output that fits in nearly any vehicle.
AVAILABLE SPRING 2017
Refined, but Never Civilized
The Polk Audio DB Plus Series just keeps getting better. Whether you’re on the road or out on the water, the latest generation of these phenomenal speakers combines action and performance to set truly incredible sound in motion.
The Sound of Perpetual Motion
Over the years, the db Series has evolved dramatically. With upgraded features, like high-efficiency designs, Dynamic Balance® driver technology and easier drop-in installations, db Series speakers deliver a bigger kick to more cars, trucks and boats than ever before.
High Efficiency Design
Energy-efficient power supplies and innovative circuit boards produce bigger sound with less amplifier power and a smaller footprint.
Patented Dynamic Balance® driver design, materials and construction techniques paired with Klippel distortion optimization deliver legendary Polk Audio sound quality.
Multi-hole mounting patterns and shall-depth magnet design allow for easy drop-in installations in just about any vehicle on the road or on the water.
DB Plus Series speakers undergo intense accelerated weathering tests and American Society for Testing and Materials (ASTM) scrutiny to ensure they can withstand the harshest conditions.
Full Throttle Bass
Feel the rumble of deep bass impact with DB Plus Series subwoofers optimized to produce the highest low frequency performance in any environment.