Look at the kenwood xr900-5 amp to power both the focals and the subs..ive heard it its awesome! Its got a built in 600 watt single channel for your subs...then bridge the 4 channels to two two channels and power your focals.
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370z NISMO 0675 327 rwhp 280 rwtq - sold.
FD RX7 single turbo 508hp - sold.
Lexus IS-F 5.0L V8 
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