Car Subwoofer 8 "20 Cm Alpine Swg-844 Sound Electronics Columns 87db Subwoofers For Cars Acoustics Auto Audio Parts Components Speaker - Subwoofers - AliExpress
BLAM AUDIO LSP20 20 cm Subwoofer
Amazon.com: Boss AVAW82, 8" (20cm) Subwoofer Series IV, 62.5 W RMS, 125W MAX, Impedancy: 4 ohms : Electronics