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    94gmsierra's Avatar
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    94 gm ext cab box

    has anyone ever built a ported box for 2 10's in this truck?? probably 3' cu. total. im gonna try but was wondering if anyone had pics. thanks Also whats a good way to seal a goffy shaped box besides silicone as i can't reach all corners??







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    yamaha326's Avatar
    yamaha326 is offline livin loud



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    Re: 94 gm ext cab box

    are you willing to remove your back seat?



    1994 GMC SIERRA ext cab on 22's
    headunit.........p.o.s.sony
    speakers.......4 kenwood 4x6
    amp............1 hifonics bx2006i
    subs........... 2 12"kicker L7
    box...........ported 2.25 cu ft each tuned to 35hz
    wiring....scoshe
    too lazy..but need big 3 done!!!


    15" kicker cvr
    ported 3.5 cu ft sealed----------------------------------------------------------------
    aim--ymracing43
    [email protected]
    ----------------------------------------------------------------

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    94gmsierra's Avatar
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    Re: 94 gm ext cab box

    no it must be there thanks




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    Re: 94 gm ext cab box

    Hey...I have a 94' GMC sierra ext. cab and i made a kick *** box for the back with 2 10's and my 6X9s...fist i made 2 seperate boxes for the subs, one for each side of the hump...then i made a piece for the 6X9s to connect the 2 boxes that makes it look like one whole box...its not carpeted yet but will be soon. here is my sight for more pictures GMC Sierra




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