Earthquake Complete Amplifier Installation Kits give you everything you need to install your Earthquake-brand amplifier for custom vehicle audio systems, including premium power and ground wires, 100% oxygen-free copper, RCA interconnects, gold-plated terminals, and more. The AK5000 kit is for amp i...

This Polk Audio 5-Channel Amplifier is an ultra-efficient Class D car amp that's capable of bridging 2 full-range channels into a single full-range channel with a huge power output. This little amp has an incredible sound and lots of power without the distortion. Run it for hours and it will still b...

Get more Bass with the Boss Audio Phantom PD5000 Class D Monoblock Amplifier. This powerful 1-Ohm stable amplifier features 5000 Watts Max Power with a MOSFET power supply to get your vehicle rocking. Customize the sound with Variable Low Pass Crossover, Bass Boost and Subsonic Filter. Turn up the B...