I have a similar question. Would bi-amping from my HU with passive crossovers be acceptable? I am on a budget and I want to build my system slowly and carefully.

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I don't have a picture of my 2005 Sunfire, so just walk to the street look both ways and pretend it's metallic gold.

System:

Pioneer DEH-P80MP

Alpine Type R components in the door.

Alpine Type S in the deathbox powered by an Audiobahn A8005DN.