pioneer gm-d9601

So first off, here's my setup: 1.) Stock 2009 Mercedes E350 4-Matic Sport w/ Harmon Kardon Sound System 2.) Audio Control LC2i Line Level Converter (Pulling signal off stock 10" sub in back deck) 3.) Pioneer GM-D9601 Class D Mono Amplifier (Running at 1 ohm) (150 amp breaker from extra...