Black Anodized Steel Subwoofer Grills made for ported or sealed subwoofer enclosures | Provides excellent protection while providing enough depth for serious X-Max and maximum cone excursion and resonance control | Easy to install on any subwoofer box and available in 6.5”, 8”, 10” and 12” subwoofer grills | Heavy duty impact resistant grills protect while allowing space for sound disbursement | MASSIVE AUDIO QUALITY GUARANTEED | Since 1999, Massive Audio has been an industry leader in high performance audio products. Massive Audio laid its roots in high quality audio reproduction through in-house engineering and a dedication to customers

Hi-Low Converter, Works for all Massive Audio Amplifiers (and most other brands) | Takes any speaker level stereo signal from any source (head-unit) and converts it to a perfect dual 4.5 Volt line level low distortion RCA output | Plug & Play Installation, Compact Housing for easy install, Ground Noise Isolation | Balanced Left/Right Matched Inputs, Music Signal Sensing Turn ON, Remote 12 Volt External Turn On | Dual L/R Balanced 4.5 Outputs, Ideal for adding a subwoofer to your vehicle without giving up factory features