Orion Car Audio HCCA 18" Splx Competition Subwoofer, Dual 1 ohm, 7500 Watts Rms, 30000 Watts Max | HCCA181SPLX
BOSS Audio Systems CH4230 Chaos Exxtreme Series 4 Inch Car Door Speakers - 225 Watts Max (per pair), Coaxial, 3 Way, Full Range, 4 Ohms, Sold in Pairs, Bocinas Para Carro
Cerwin Vega 189E 18 Inch Woofer 8 Ohms
4MR60-NDY-4
Boss Audio Systems CH4230B Chaos Exxtreme Series 4 inch Car Stereo Door Speakers - 225 Watts Max, 3 Way, Full Range Audio, Tweeters, Coaxial, Sold in
Orion Car Audio HCCA 18" SPLX Competition Subwoofer, Dual 1 Ohm, 7500 Watts RMS, 30000 Watts Max | HCCA181SPLX
Lanzar MaxPro Series Small 4ohm Dual Subwoofer (15",
Sundown Audio SA-18 V.2 D4 18" 1000W Dual 4-Ohm SA Series Subwoofer