Single 12" Filter Sort × Filters In Stock Availability In Stock Price $100-$500 (23) $500 and above (6) Brand Alpine (21) Harmony Audio (8) × Sort Options SKU: A-ZSKU: Z-A Price: Low to HighPrice: High to Low Least PopularMost Popular Sort by: SKU Sale Price Popularity Universal Regular Standard Cab Truck Alpine Type S S-W12D4 Sin... $199.95 $214.99 Universal Car Stereo Vented Port Single 12" Alpine Type S S-W1... $199.95 $214.99 Universal Car Stereo Slotted S Port Single 12" Alpine Type S S... $199.95 $214.99 Universal Car Stereo Vented Port Single 12" Alpine Type S S-W1... $399.95 $549.99 Universal Regular Standard Cab Truck Alpine Type S S-W12D4 Sin... $404.95 $549.99 Universal Car Stereo Slotted S Port Single 12" Alpine Type S S... $404.95 $549.99 Universal Car Stereo Single 12" Alpine Type S S-W12D4 Bundle w... $404.95 $549.99 Universal Car Stereo Single 12" Alpine Type S S-W12D4 Bundle w... $199.95 $214.99 ALPINE R-SB12V Single 12In Halo R-Series Preloaded Subwoofer E... $449.95 $470.00 Universal Car Stereo Paintable Ported 12" Alpine Type S S-W12D... $199.95 $214.99 Universal Car Stereo Single 12" Alpine Type S S-W12D4 Bundle w... $334.95 $447.95 Universal Car Stereo Hatchback Sealed Single 12" Alpine Type S... $199.95 $214.99 Universal Car Stereo Vented Port Single 12" Alpine Type S S-W1... $324.95 $447.95 Universal Car Stereo Hatchback Sealed Single 12" Alpine Type S... $399.95 $549.99 Universal Car Stereo Paintable Ported 12" Alpine Type S S-W12D... $404.95 $549.99 Universal Car Stereo Paintable Ported 12" Alpine Type X X-W12D... $659.95 $714.99 Universal Car Stereo Slotted S Port Single 12" Alpine Type S S... $334.95 $447.95 Universal Car Stereo Slotted S Port Single 12" Alpine Type X X... $1,409.95 $1,499.99 (1) Alpine S-W12D2 Type S Subwoofer Single 12" Regular Cab Tru... $279.95 $338.99 Universal Car Stereo Slotted S Port Single 12" Alpine Type X X... $659.95 $714.99 (1) Alpine S-W12D2 Type S Subwoofer Single 12" Hatchback Seale... $279.95 $338.99 (1) Alpine S-W12D2 Type S Subwoofer Single 12" Rearfire Sealed... $279.95 $338.99 (1) Alpine S-W12D2 Type S Subwoofer Single 12" Vent Ported Sub... $279.95 $338.99 Universal Car Stereo Hatchback Sealed Single 12" Alpine Type S... $324.95 $447.95 12