I need help to build a New box
To my subs

Vehicle :
Location in the vehicle:Honda Civic 4-door
Space available (Length x Width x Height): 32" x 24" x16"
Subwoofer make and model:sundown sa
Subwoofer Size:12
Number of Subwoofers:2
Type of Port (Kerfed, Slot, Aero, etc.):Slot
What type of music do you like?:All
Is your goal SPL or Everyday Music?:yes
Tuning Freq (Hz):32
Volume :

My system includes
Electronic power system
Big 3
Mechman Alternators‎‏ s240
Xs Power 5100


Front Set - Morel Hybrid 6.5

Amplifiers - Sundown SAX-125.4 + SAZ-1500D V.3

A pair of subs-Sundown Sa12 D4

I have this box