Try this:
Outlaw Audio ICBM-1 Bass Management System
I believe it does all you need at a reasonable cost. There's one on usaudiomart.com. Just make sure the power supply is to original specs as some may have replaced it with a cheaper generic.
Outlaw Audio ICBM-1 Bass Management System
I believe it does all you need at a reasonable cost. There's one on usaudiomart.com. Just make sure the power supply is to original specs as some may have replaced it with a cheaper generic.