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G-SUB 15-inch Ported Horn Fully Finished - FREE SHIPPING!!!

G-SUB 15-inch Ported Horn Fully Finished - FREE SHIPPING!!!

Regular price $3,500.00 $1,750.00 Sale

ATTENTION (please read carefully):

If you want the powered version with the plate amp included, be sure to select the Powered option from the dropdown menu above. 

Price includes shipping to residential addresses in the continental USA.

For orders to Canada, please send an email to for a shipping quote and/or shipping discount coupon.

In your email, please include:
1. The products that you intend to purchase
2. Your full shipping address
3. If it is a business address, does the business have a loading dock or forklift 

Finished G-SUBS are fully assembled and finished with LineX!

The G-SUB connects to your system just like any other subwoofer with a plate amp.

If you are new to subs and/or aren't sure what you need, we are more than happy to assist.  Just send an email to and we can walk through what you need.



GSG Ported Horn Subwoofers


G-SUB 15" in Baltic Birch


GSG fully-interlocking brace design (patent pending),
and recessed driver.  
5th-order bandpass (aka "ported horn")


24Hz ported section (20Hz extension in-room typical; 21Hz tuning possible by stuffing center port)
100Hz horn section (maximum efficiency)


Black Duratex finish.




>125dB @ 80Hz; burstable output 3dB higher 


15” high efficiency woofer


700 watt premium plate amplifier.


44.00" high, 18.00” wide, 21.00” deep
(111.8cm x 45.7cm x 53.3cm)


Approx. 135 lbs. each subwoofer; total shipping weight including packing and pallet approximately 165 lbs.


1 Year limited warranty against manufacturing and material defects.  Customer is responsible for return shipping and restocking fee.

Protective High Pass

Powered model:

Included in plate amplifier.

Passive model:

High Pass Filter:
12dB / octave Butterworth @23 Hz

Rec. EQ:

Powered model:

Included in plate amplifier.

Passive model:

Parametric EQ #1:
Freq=24Hz, Q=0.5, Gain= +10dB

Parametric EQ #2:
Freq=70Hz, Q=2.0, Gain= -2dB

180 deg (NX and iNuke amps)