You do know you can get a badass amp that does 4K @.5ohm for $550..
Rated RMS Power:
4 ohm power @ 13.8V @ .3% THD 855w
2 ohm power @ 13.8V @ .3% THD 1650w
1 ohm power @ 13.8V @ .3% THD 3,370w
.5 ohm power @ 13.8V @ .5% THD 4,030w
High Voltage:
1 ohm Power @ 16V @ .7% THD 3,980W
1 ohm Power @ 18V @ 1% THD 4,530W
1 ohm Power @ 18V @ 10% THD 5,950W
2 3KWP Linked/Strapped:
2 ohm Linked @ 13.8V @ .4% THD 6,445W
2 Ohm Linked @ 18v @ 1% THD 9000w
2 ohm Linked @ 18V @ 10%THD 12,050w
Specifications:
Signal to Noise Ratio 95dB
Damping Factor >290
Efficiency 87% at 4 ohm, 60 hz
External Fuse Rating 300 Amp in-line
Input Sensitivity 200mV - 8V Variable
Low Pass Filter 35Hz ~ 350Hz @ 24dB/Slope
Subsonic Filter 10Hz ~ 60Hz @ 24dB/Slope
2 Amplifier Strapped Connection Capable: Output Master / Input Slave
Low Pass Filter 35Hz ~ 350Hz @ 24dB/Slope
Subsonic Filter 10Hz ~ 60Hz @ 24dB/Slope
Working Voltage 9.8V ~ 18.5V
Dimensions (mm) 594mm (L) x 247mm (W) x 61mm (H)
Dimensions (in) 23.4in (L) x 9.7in (W) x 2.4in (H)
SKU 10130
Price: $549.99
Crescendo Audio :: Amplifers :: 3KWP Monoblock Amplifier
/end thread.
That is what I would buy if I had $550, they are solid made amps. I bet they will be the new forum boner amps very shortly.