OrionXTR124S 12" Dual 4 Ω XTR Series Car Subwoofer

ORION Cobalt Series CB683 6x8” 3-Way Coaxial Car Speakers, 280W, 4 Ohms, Full Range, Enhanced Bass, Polypropylene Cone & Butyl Rubber Surround, Easy Install (Pair)

ORION Cobalt Series CTW1.7HP 3.8” Super Bullet Tweeter | Aluminum Diaphragm, 1” Voice Coil, 75W RMS, 300W Max, Built-in Crossover - Pro Car Audio Tweeter (Pair)

Orion Cobalt Series CBA2500.4 High Efficiency 4-Channel Class A/B Amplifier for Car Audio Stereo - 2500W High Output, 2/4 Ohm Stable, Adjustable Low/High Pass, Bass Boost, MOSFET Power Supply