Alpine RS-SB10 : 10" Loaded Under Seat Thin Subwoofer Enclosure, 600W – Jackson Tint and Sound
Free Shipping 3 Sets Alpine Pwe-10800c Under Seat Car Active Amplified Powered Subwoofer System 160w Max Mobile Media Solutions - Speakers - AliExpress
120 Watt Alpine Under Seat Woofers, Size/Dimension: 8", Model Name/Number: PWE-S8