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Measured at small signal levels per AES standards
Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.
What do Fs, Qts, Vas, and Xmax mean?
Thiele-Small ParametersUpdated 1/27/2026
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The Massive Audio GTX154 - 15" 700 Watts RMS Dual 4 Ohm Subwoofer is a car audio subwoofer made by Massive Audio. View full specifications and where to buy on this page.
The Massive Audio GTX154 - 15" 700 Watts RMS Dual 4 Ohm Subwoofer typically sells for around $175 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.
You can purchase the Massive Audio GTX154 - 15" 700 Watts RMS Dual 4 Ohm 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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