So I should connect this high level input to the input lines on the amp? Unless it is the head unit that lowers the eq as the volume goes up? If it is the head unit then does the PAC reverse this? I did a search on PAC'S website and I found nothing for the 2014 impala. BUT, since it is a Limited it ...

I am looking to upgrade to a S1000.1 but it does not come with a line level input connector. I'm wondering if anybody knows what will fit or if this has to be a direct piece from PG? Previous: 2000 LHS. Alpine CDA-9815(Presently 0.83V @ remote!!!). 2X-(PG M50 and JL12W6)Sealed. Presently: 2014 Impal...