What is the most powerful subwoofer?

Looking to purchase a powerful sub into the car? In Runet a lot ratings and reviews on this topic. We offer You a really cool model - Z4 DD-21.

The most powerful subwoofer Digital Designs Z4-21: features

• An open magnetic system with neodymium magnets;
• The aluminum coil (4 inches), covered with copper;
• The choice of design;
• 9-inch composite centering washer (much more powerful than existing analogues).

Originally Z4 DD-21, which You can buy in our store car audio and tuning, was conceived as an experimental model, able to break all records power.