pop up description layer

Hot Deals

Check out these Hot Deals while they last!

Join Our Mailing List

Receive Updates on Special Offers and Sales!

Polk Audio DB521 5-1/4 In. 2-Way Car Speakers

Polk Audio 5-1/4 In. 2-Way Car Speakers - DB521 - IN STOCK

Polk Audio 5-1/4 In. 2-Way Car Speakers

DB521

  • Power range: 4-45 watts RMS (135 watts peak power)
  • Frequency response: 60-22,000 Hz
  • Dynamic Balance Polymer/Mica Composite Mineral
  • 19mm Liquid-Cooled Silk/Polymer composite Dome Tweeter
  • Was: $89.99
  • Instant Savings: -$40.81
  • Your Price: $49.18

Popular Accessories

Description of Polk Audio DB521:

  • Power range: 4-45 watts RMS (135 watts peak power)
  • Frequency response: 60-22,000 Hz
  • Sensitivity: 93 dB
  • Dynamic Balance Polymer/Mica Composite Mineral Filled Cone is stiff yet lightweight for big sound, little distortion.
  • Marine Certified Polk db Series speakers are built tough to withstand the toughest environments so they are perfect for use in boats of all types. That's why Correct Craft offers Polk Audio speakers in their award-winning Nautiques ski and wakeboarding boats.
  • 19mm Liquid-Cooled Silk/Polymer composite Dome Tweeter with Neodymium magnet for clear, detailed highs.
  • Low-mass 2-Layer 25mm Kapton Voice Coil former is lightweight for high sound output. Kaptons high melting temperature (725F/400C!) ensures high power handling and kick-butt reliability.
  • Muscular ABS Grilles, computer optimized and based on exclusive MOMO designs.
  • Durable Butyl Rubber Surround wont fall apart under the stress of extreme temperatures, sunlight or time, for years of the great Polk sound.
  • Pole Plate Heat Sink promotes better heat dissipation for superior power handling and reliability.
  • Flat Spider for faster, longer excursion linear motion.
  • Flexible Woven Leads sewn directly into Spider for greater reliability.
  • Rock solid, acoustically inert Stamped Steel Basket finished in rustproof Gun Metal Gray.
  • Stainless steel mounting hardware.
  • One year parts & labor

    • Power range: 4-45 watts RMS (135 watts peak power)
    • Frequency response: 60-22,000 Hz
    • Sensitivity: 93 dB
    • Dynamic Balance Polymer/Mica Composite Mineral Filled Cone is stiff yet lightweight for big sound, little distortion.
    • Marine Certified Polk db Series speakers are built tough to withstand the toughest environments so they are perfect for use in boats of all types. That's why Correct Craft offers Polk Audio speakers in their award-winning Nautiques ski and wakeboarding boats.
    • 19mm Liquid-Cooled Silk/Polymer composite Dome Tweeter with Neodymium magnet for clear, detailed highs.
    • Low-mass 2-Layer 25mm Kapton Voice Coil former is lightweight for high sound output. Kapton’s high melting temperature (725°F/400°C!) ensures high power handling and kick-butt reliability.
    • Muscular ABS Grilles, computer optimized and based on exclusive MOMO designs.
    • Durable Butyl Rubber Surround won’t fall apart under the stress of extreme temperatures, sunlight or time, for years of the great Polk sound.
    • Pole Plate Heat Sink promotes better heat dissipation for superior power handling and reliability.
    • Flat Spider for faster, longer excursion linear motion.
    • Flexible Woven Leads sewn directly into Spider for greater reliability.
    • Rock solid, acoustically inert Stamped Steel Basket finished in rustproof Gun Metal Gray.
    • Stainless steel mounting hardware.
    • One year parts & labor warranty.

    • Polk Audio DB521 :: Features
      Speaker Size   5 Inch 
      RMS Power Output (Watts)   4-45 Watts 
      Frequency Response   60-22,000 Hz 

    Similar Best Sellers

    Polk Audio DB522

    5.25” Coaxial Speakers with Marine Certification

    In Stock! Ships in 24 - 48 Hours

    Kenwood KFC1365

    2-Way 5-1/4" Flush Mount Car Stereo Speakers

    In Stock! Ships in 24 - 48 Hours

    Pioneer TSA1376

    5-1/4" Oval 3-Way Speaker

    In Stock! Ships in 24 - 48 Hours



    Polk Audio 5-1/4 In. 2-Way Car Speakers - DB521 - IN STOCK

    Polk Audio 5-1/4 In. 2-Way Car Speakers

    DB521

    • Power range: 4-45 watts RMS (135 watts peak power)
    • Frequency response: 60-22,000 Hz
    • Dynamic Balance Polymer/Mica Composite Mineral
    • 19mm Liquid-Cooled Silk/Polymer composite Dome Tweeter

    In Store Only Check Availability

    • Was: $89.99
    • Instant Savings: -$40.81
    • Your Price: $49.18

    Join Our Mailing List

    Be the first to hear about
    Special Offers & SALES!

    *Required Fields
    Solution Graphics
    Amazon Payments
    BBB Accredited Business
    HACKER SAFE certified sites prevent over 99.9% of hacker crime.
    Authorized Sony Retailer
    Electronic Express carries all the best brands