I have an Xtant 603X 3 Channel amp. It is in great Condition. 75X2 on the front (rears attuenated 8db for rear fill only) 150x1 (at 4 Ohms) is 2 ohm stable. Asking 350.00 obo (was $1000 new) this amp has been well taken care of and never abused (run in SQ Competitor vehicle)

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