Alpine R-Series 6.5" 2-Way Hi-Resolution Coax Car Speakers with Glass Fiber Reinforced Cone (Pair) Black R2-S65 - Best Buy
Alpine Car Speakers and Subwoofers SPV-65-JLT (Jeep Sound Systems) from Great Sounds Audio Video
Alpine Type S SWS-12D4 12 Inch 1500 Watt Max 4 Ohm Round Car Audio Subwoofer
Car enclosed subwoofer 12 "30 cm ALPINE SBG-1244BR sound electronics columns 89.8dB subwoofers for cars acoustics auto audio parts components speaker - AliExpress
Universal Fit Alpine S-W12D2 Type S Triple 12" Subwoofer Loaded Sub Box New 793276242150 | eBay
Alpine S2-S40C at Onlinecarstereo.com
Alpine Car Speakers and Subwoofers SBT-S10V (10" Subwoofers) from World Hi-Fi Video & Appliance
Alpine Jeep Gladiator Single 12-Inch Alpine Halo S-Series Preloaded Subwoofer Enclosure with ProLink S-SB12V (Universal; Some Adaptation May Be Required) - Free Shipping
2) Alpine S-W12D4 12" 1800w Car Audio Subwoofers+Vented Sub Box Enclosure SW12D4 - Rockville Audio
Alpine W12S4 | 750 Watt 12" Single 4-ohm Car Subwoofer