Nippon America TUBO8 8" Ported Car Subwoofer Tube

Name: Nippon America TUBO8 8" Ported Car Subwoofer Tube
Brand: Nippon America

Nippon America Model: TUBO8 UPC: 784644221648 Empty Boxes Subwoofer Boxes & Enclosures

★ ★ ★ ★ ★ 4.1 (207 reviews)

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Amazon Best $51.49 eBay Free ship $54.49

eBay shipping estimated to ZIP 66952 (center of US).

About this product

18inch LONG X 11inch DIAMETER, (WHICH INCLUDES THE TURBO VENT ON ONE SIDE OF THE TUBE).
THE WOOFER OPENING IS 8.25inch
AIR SPACE = .52 CU. FT.
The port that runs along the top of the tube is square along the top rather than round.
Brand NEW

Price History

Best price now: $51.49 at Amazon — the lowest price we've recorded.
Lowest recorded: $51.49 at Amazon on Oct 2, 2026
Highest recorded: $54.49 at eBay on Oct 7, 2026
Tracked since Jun 8, 2026 across 2 retailers (5 price checks)

Nippon America TUBO8 8" Ported Car Subwoofer Tube

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