Deck- Alpine - 45W rms x 4 In-Dash CD Deck with Flip-Down Detachable Faceplate.
Speakers- Infinity – 4x100 Rms W 2 ohms impedance
Amp (to speakers)- 100W rmsX4 at 2ohms impedance
What should i do for a sub? what size? how many watts? any suggestions??