Alpine KTP-1900 car audio power pack amplifier 4 Channel

Alpine KTA-450 4 Channel Amp with Dynamic Peak Power 45W RMS x 4 At 2 Or 4 Ohms

Alpine KTA450 4 Channel Compact Amplifier with 45W Dynamic Peak Power

Alpine KTA-450 4 Channel Amp - DPP Technology - (45W X 4) w/ 12-gauge wiring kit

Alpine KTA-200M Mono Power Pack Amplifier - Black

Alpine KTP-445A Compact Power Pack 4-Channel Car Audio Amplifier 45W RMS x4

Alpine KTA-200M Mono Car Audio Amplifier 200W RMS Power MPN KTA-200M

Alpine KTP-445A 4-Channel 180W Car Amplifier - Black