Yes you do need an amp. The amp will hook up to the rca outs on your head unit. You'll need a 1 or 2 channel amp.
vinny "2000 T-RED SVT"
Mods:
kkm
sho shop off road y-pipe
Audio:
Alpine CDM 7874
Audio Control 4.1 EQ/Line driver
Mb quart rsb 215 comp.
Mb quart rsc 216 comp.
blueprint 1001 sub
2 Phoenix Gold qx2180 amps
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