im looking too buy a mono amp thats 2000-3000rms at 1 ohm all brands are welcome. but pref dd sundown crescendo audio. my budget is within 600 shipped too 35212 condition of the amp must be 7.5/10 mechanically 10/10 no flaws text 1-706-284-0001 Justin for fastest response. thank you for you time, thanks for looking