Rockford Fosgate Power 501bd

[souljurn]

(500 watts RMS x 1 at 2 ohms )
would this amp be too much power for two gnx124 subs in a sealed box?

[souljurn]

Performance of the rockford amp:
RMS Power Output (Watts x Channels) 300 x 1
Frequency Response 20-20k Hz
THD at Rated RMS Power 0.05%
Signal to Noise Ratio 100 dB
Input Voltage 14.4v
Peak Power Output (Watts x Channels) N/A
Power at 2 Ohms (Watts x Channels) 500 x 1