i have A 4 CH JENSON 400 AMP I HAVE 3 SUBS GOING TO IT IN NOV IM GOT ONE MORE THE 3 ARE SONY XPLODES 600S 2 ARE 1 800 SONY XPLODE ABOUT 1YR OLD AND THE OTHER IS 2 ARE 6 YROLD I HAVE A 6 HOOK UP PRIMEMER PIONEER XM 2003 ITS OK FOR NOW BUT U HAV 4 RCAS GOING TO I JUST HOW TO HOOK IT UP IN THE...