Car Equalizers & Processors

Easily add an aftermarket amplifier to your vehicle’s factory audio system with this 6-Channel Active Line Output Converter with AccuBASS by AudioControl. The LC7i converts speaker-level (high-level) audio signals to RCA preamp (low-level) signals...

Customize the sound of your vehicle's aftermarket stereo system with this Hifonics HFXR 2- or 4-channel electronic crossover that features level adjustments for front, rear and sub channels. A remote enables 1dB to 12dB of bass boost for robust lows.