Should I port my subwoofer box? I've got 2 12s under the seat in my truck and with the windows down they hit like they should, with windows up they sound horrible,
Rockford Fosgate R2S-1X10 Sealed truck-style enclosure with one 10" Prime subwoofer at Crutchfield Canada
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Truck Subwoofers and Systems - OnlineCarStereo.com
Amazon.com: Universal Regular Standard Cab Truck Kicker Comp C12 Dual 12" Sub Box Enclosure - Final 2 Ohm : Electronics
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CcacHe 12v24v Car Modified Subwoofer, Heavy Subwoofer Car Truck Special Audio, Household High Power Subwoofer (Size : 5") : Amazon.es: Electrónica
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