D2

GS Audio Small Diavel 8"

B2 Audio RAGE Series 8" Dual 2" Voice Coil 2-Ohm 500W RMS Subwoofer RAGE8-D2-V2

B2 Audio RAGE Series 8" Dual 2" Voice Coil 4-Ohm 500W RMS Subwoofer RAGE8-D4-V2

B2 Audio RAMPAGE Series 8" Dual 2-Ohm 2" Voice Coil 1000 Watt RMS Subwoofer

TT Technology SW8 GLADIATOR

DD Audio 208e-D2

DD Audio 508e-D2

DD Audio VO-W710-D2

Ground Zero GZHW 8SPL-D2 FLAT

Cerwin Vega VMAXX 8" D2

Cerwin-Vega VEGA 8"

CZ Audio Revo 802 D2

Machete MF-08S D2

DD Audio 608f-D2

Axton ATW20

Eton ET-PW8

ETON ET-GRAPHIT8-2

HELIX IQ W8-DVC2

Machete MF-8S D2

DD Audio Redline 608d D2

Apocalypse DB-SA2508D2