Discount Moto Gear presents the NAVATLAS 8” Passive Roll-Cage Subwoofers and BMA500M Class D Monoblock Amplifier. The subwoofers offer universal bar-mount installation flexibility, UV-resistant ABS plastic enclosure, and IPX5 water resistance for outside use. They boast an IMPP black cone with butyl rubber surround, 400W peak power, 200W RMS, 4 Ohm Impedance, a frequency response of 60Hz - 500Hz, and 85dB sensitivity.

Amplifier's features:

• Class D Monoblock
• 500w peak / 250w RMS power
• Waterproof chassis and connectors
• Fixed lowpass crossover
• Dash mount bass knob controller
• Audio signal sensing remote turn-on