Single 12" Universal Car Stereo Slotted S Port Single 12" Alpine Next-Generation... $632.95 Universal Car Stereo Hatchback Sealed Single 12" Alpine Next-Generation... $631.95 Universal Car Stereo Paintable Ported 12" Alpine Next-Generation R-Series... $629.90 Universal Car Stereo Vented Port Single 12" Alpine Next-Generation R-Series... $629.90 (1) Universal Car Stereo Rearfire Sealed Single 12" Alpine Next-Generation... $612.95 Alpine 12" R-Series Dual 4-Ohm Subwoofer Single Vented Ported Enclosure Sub... $555.45 Universal Car Stereo Slotted S Port Single 12" Alpine Next-Generation... $476.99 Universal Car Stereo Hatchback Sealed Single 12" Alpine Next-Generation... $466.99 Universal Car Stereo Paintable Ported 12" Alpine Next-Generation R-Series... $457.99 Universal Car Stereo Vented Port Single 12" Alpine Next-Generation R-Series... $457.99 Universal Car Stereo Rearfire Sealed Single 12" Alpine Next-Generation... $456.99 Universal Regular Standard Cab Truck Alpine Type S S-W12D4 Single 12" Rhino... $454.95 Universal Car Stereo Hatchback Sealed Single 12" Alpine Type S S-W12D4 Sub... $449.95 Universal Car Stereo Slotted S Port Single 12" Alpine Type S S-W12D4 Sub Box... $449.95 (1) Universal Car Stereo Paintable Ported 12" Alpine Type S S-W12D4 Sub Box... $449.90 Universal Car Stereo Vented Port Single 12" Alpine Type S S-W12D4 Sub Box... $449.90 Universal Regular Standard Cab Truck Alpine Type S S-W12D4 Single 12" Sub Box... $447.95 Universal Car Stereo Single 12" Alpine Type S S-W12D4 Bundle with Rearfire... $429.95 Universal Car Stereo Slotted S Port Single 12" Alpine Next-Generation... $391.95 Universal Car Stereo Hatchback Sealed Single 12" Alpine Next-Generation... $381.95 Universal Car Stereo Paintable Ported 12" Alpine Next-Generation R-Series... $379.95 Universal Car Stereo Vented Port Single 12" Alpine Next-Generation R-Series... $379.95 Universal Car Stereo Rearfire Sealed Single 12" Alpine Next-Generation... $371.95 Universal Regular Standard Cab Truck Alpine Type S S-W12D4 Single 12" Rhino... $336.99 12