1pc 12 Inch 30cm Car Audio Stereo Speaker Subwoofer 4 Ohm 2500W Super Power Auto Red Louderspeakers Bass - AliExpress
Amazon.com: H YANKA 12 Inch Subwoofer - 12 Inch Paper Cone Subwoofer Car Audio, Black Aluminum Basket, Dual Voice Coil 4 Ohm Impedance 12 subwoofer, 1600W MAX Power 12 inch Competition Subwoofer : Electronics
1pc 12 Inch 30cm Car Audio Stereo Speaker Subwoofer 4 Ohm 2500W Super Power Auto Red Louderspeakers Bass - AliExpress