Amazon.com: Alpine Type R Bundle Compatible with Universal Car R-W10D4 Single 10" Loaded Vented Port Sub Box Enclosure with S-A60M Amplifier and 4GA Amp Wiring Kit : Electronics
Alpine SWR-1222D Type-R 12" subwoofer with dual 2-ohm voice coils at Crutchfield Canada
Alpine R2-W12D2 - 12" Type R Series Dual 2Ohm Car Subwoofer 2250W BNIB | eBay
Amazon.com: Alpine Type R 12 Inch 2250 Watt Max 2 Ohm Round Car Audio Subwoofer (2 Pack) : Electronics
Amazon.com: Alpine ALP19-R-W12D2x2wKit Car Audio Type R Dual 2 Ohm 1500 Watt 12" Subwoofers with Sub Install Kit and HA-SWKD Dual Sub Box Install Kit - 16 Screws and Speaker Wire with
Alpine R2-W12D2 R Series 12" subwoofer with dual 2-ohm voice coils at Crutchfield Canada
Alpine SWR-1242D Type-R 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine - SWR-T12 Subwoofers Type-R Ultrapiatto da 30cm.
Subwoofer Alpine r12 500w/rms - Équipement auto
Alpine SBR-S12D4 Type-R 12" Subwoofer Enclosure - Signature Car Sound
AM Amplitude Audio - Subwoofer 12 " alpine type R 500w rms double voice coils de 2 ohms dans une boite porter SBL 140$ 450 675 4117 | Facebook
Alpine RS-W12D2 R-Series shallow-mount 12" component subwoofer with dual 2-ohm voice coils at Crutchfield Canada