Alpine SPG-17C2 Type-G 6-3/4" 2-way car speakers — fits 6-3/4" and 6-1/2" openings at Crutchfield
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Alpine Sbg-30kit
Car enclosed subwoofer 12 "30 cm ALPINE SBG-1244BR sound electronics columns 89.8dB subwoofers for cars acoustics auto audio parts components speaker - AliExpress
Alpine Type G 12” Subwoofer rated... - Autostyle Motorsport | Facebook
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Universal Fit Alpine S-W12D2 Type S Triple 12" Subwoofer Loaded Sub Box New 793276242150 | eBay
Alpine Type G 12” Subwoofer rated... - Autostyle Motorsport | Facebook
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics