SA-8 v2s ported box

[smashinbazzle]

Vehicle : 2006 GMC Sierra

Location in the vehicle: Under rear seats, facing forward

Space available (Length x Width x Height):

Subwoofer make and model: Sundown SA-8 V2 4 ohm

Subwoofer Size: 8"

Number of Subwoofers: 2

Type of Port (Kerfed, Slot, Aero, etc.): 3" pvc

What type of music do you like?: dubstep, rock, country, rap

Is your goal SPL or Everyday Music?: Everyday music

Tuning Freq (Hz): hopefully 30-35 hz

Volume : 1.84ft^3 after all displacements

Questions: I currently have 2 3" pvc ports that are 9 inches long a piece, is that long enough? Should I put in some more bracing or something to get the airspace closer to the recommended .75ft^3 per sub?

Click to read more...