STINGER Audio MT-1000.5 1200 Watt RMS 5-Channel Car Audio Amplifier, Class D, Hexfet Mosfet, Crossover High-Pass/Low-Pass Filter, Subsonic Filter, Remote Subwoofer Bass Knob, Bass Boost Q
DR Double Rock DR-2000.1 RMS 2000 Watt Subwoofer Amplifier Class D Monoblock Car Audio Amp with Remote Bass Knob Level Control Amp Subwoofer Amplifier Stable 1 Channel Car Amp Mosfet Power Amplified
UKCOCO Automotive Subwoofer Volume Controller Bass Knob Amplifier Volume Control Universal Car Amp Inline Remote for Car Audio Accessories
UKCOCO Universal Bass Knob Car Amplifier Volume Control Power Amplifier Tuner Subwoofer Inline Volume Adjuster Automotive Remote Controller for Car Audio Accessories
Recoil RED600-1 1320 Watts Class-D Car Audio Mono-Block Subwoofer Amplifier, 1 Ohm Stable, Remote Bass Knob Included
Recoil RED1200-1 2500 Watts Class-D Car Audio Mono-Block Subwoofer Amplifier, 1 Ohm Stable, Remote Bass Knob Included