XV4 Series 18" Subwoofer
The Fi Car Audio XV4 Series 18" Subwoofer is a high-performance subwoofer. Designed for deep bass reproduction and high SPL output.
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Updated 4/12/2026
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The Fi Car Audio XV4 Series 18" Subwoofer is a car audio equipment made by Fi Car Audio. View full specifications and where to buy on this page.
The Fi Car Audio XV4 Series 18" Subwoofer typically sells for around $450 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.
You can purchase the Fi Car Audio XV4 Series 18" Subwoofer from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.
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