Phoenix Gold Z Series Z18AB 8 500W Powered Active Ported Wedge Subwoofer Box

  
Phoenix Gold Z Series Z18AB 8 500W Powered Active Ported Wedge Subwoofer Enclosure with Built-in Amplifier. The Z18AB is an 8 Active Subwoofer enclosure suitable for a variety of vehicles. The product uses a precision constructed trapezium enclosure to really make sure the bass will resonate throughout the vehicle with tight accurate notes for both high and low inputs.