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Sundown Audio X-18

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eBay

SUNDOWN AUDIO X-18 v3 D1 18" 18 INCH DUAL 1 OHM CAR SUBWOOFER 2000W RMS NEW $695 Nov 13, 2025

eBay

Sundown Audio X-18 V.3 D1 Pro 18" Dual 1-Ohm 2000W RMS Bass Subwoofer Speaker $400 Oct 28, 2025

eBay

SUNDOWN AUDIO X-18 V.3 D1 PRO 18" DUAL 1-OHM 2000W RMS BASS SUBWOOFER SPEAKER $739 Sep 5, 2025

eBay

Sundown Audio X-18 V.2 D4 18" 1500w RMS Dual 4 Ohm Subwoofer Speaker Basket $400 May 28, 2025

eBay

SUNDOWN AUDIO X-18 V.3 D1 PRO 18" DUAL 1-OHM 2000W RMS BASS SUBWOOFER SPEAKER $849 Feb 21, 2025

eBay

SUNDOWN AUDIO X-18 v3 D1 18" 18 INCH DUAL 1 OHM CAR SUBWOOFER 2000W RMS NEW $939 Aug 21, 2023

eBay

Custom Ported Sub Enclosure Box for 1 Sundown Audio X-18 18" Subwoofer - BIRCH $654 Dec 27, 2021

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