Question

Subwoofer box for audiopipe txx-bdc4-6

I was wondering if someone could make me a band pass subwoofer box for my subwoofer one chamber 65hz and the othere 45 hz or the best you can get 

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Do a 6th order band pass also need to know what sub your working with it has a lot to do with frequency also aero port or sloted

I am using a audiopipe bdc4-6

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