Alpine SWR-1222D Type-R 12" subwoofer with dual 2-ohm voice coils at Crutchfield
Alpine SWR-1242D Type-R 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine SWX-1243D Type-X 12" Subwoofer - Signature Car Sound
Alpine SWR-12D4 Woofer, 1000 W RMS, 3000 W PMPO, 1 Pack - Walmart.com
Alpine Type R 10 Inch 2250 Watt Max 4 Ohm Round Car Audio Subwoofer | – Ultra Pickleball
Alpine SWX-1243D at Onlinecarstereo.com
LAB SlapBox™ 2.00 ft^3 Ported MDF Enclosure Box for Single Alpine 12" X-Series Subwoofer
Alpine SWX-1243D Type-X 12" Subwoofer - Signature Car Sound
Alpine SWX-1243D Type x 12" car audio subwoofer for Sale in Glenwood, IL - OfferUp
Alpine W12S4 12" 250 Watt 4 OHM Subwoofers with GTR-601 Mono Subwoofer Amplifier 600 watts RMS x 1 at 2 ohms - Creative Audio
Alpine Type-X SWX-1042D 10" subwoofer with dual 4-ohm voice coils at Crutchfield
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
Alpine SWR-1242D (SWR1242D) 12" Dual 4 ohm Type-R Car Subwoofer
R-W12 Alpine Type R 12 Inch 2250 Watt Max 4 Ohm Round Car Audio Subwoofer %7C R%2DW12D4
Amazon.com: Alpine Bundle Compatible with Universal Car X-W12D4 Type X 12" Loaded SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure : Electronics