the system is ideal as a high-quality replacement for factory-installed 10-cm speakers in numerous vehicles

52" (64mm) Efficiency 88dB Resilience 80 watts RMS

Its intricately engineered quad-stack hybrid neodymium/ferrite driver ensures maximum control and exceptional precision

Suppresses resonances and sheet metal vibrations right at their source

Universal Design

3" Aero Port - 7cm Packaging unit:Single the system is ideal asMT Audio's installation accessories include a range of high quality aero ports in various sizes and lengths. These aero ports can be easily installed and used to tune your subwoofer enclosure. The funnel opening enables clean reproduction without air noise and can be installed in a short time. The aero ports can be glued in or pre drilled on the side for a fixed position. The end pieces are pluggable and should be glued in place when the centerpiece