Design question for Alpine Type R 12" in 2 cubic feet @29 Hz Enclosure

[Fratele Toto]

Vehicle : Astra G

Location in the vehicle: In the Trunk

Space available (Length x Width x Height): ?

Subwoofer make and model: Alpine type r

Subwoofer Size: 12 "

Number of Subwoofers: 1

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

What type of music do you like?: hip hop , rap , rock

Is your goal SPL or Everyday Music?: Everyday Music /decaf

Tuning Freq (Hz): 29

Volume : ~2 cubic feet

Questions: Is my design any good? Any help is welcomed!

http://imgur.com/4uzdYiJ Box Design in google sketchup

http://imgur.com/TZmtnrgTorres results

and another design : 2 cubic ft at 34 hz ? is the layout good?

http://imgur.com/a59IUTV Box design

http://imgur.com/a/Flqi3 Torres results

[Joe X]

Those folded ports are not the most efficient, I would use them only of low box depth is needed, you might find you are tuned lower than expected.