I have a aftermarket head unit, panasonic DF602U. My question is do I still need a crossover if there is an RCA output that is labeled "S. woofer"? Thanks.
Originally posted by streakz I have a aftermarket head unit, panasonic DF602U. My question is do I still need a crossover if there is an RCA output that is labeled "S. woofer"? Thanks.