HK Audio LINEAR-9-118-SUB-BA-U - 1100 Watt 2 x 18

HK Audio LINEAR-9-118-SUB-BA-U - 1100 Watt 2 x 18" Active Subwoofer

Marsoni

M251S

$1999.50

Get it in 3 business days with 1 day shipping. Friday, May 29

HK Audio LINEAR-9-118-SUB-BA-U - 1100 Watt 2 x 18" Active SubwooferGTIN 13 The LINEAR 9 118 Sub BA is a powerful 18" dual vented bandpass subwoofer. The generous size of the cabinet allows for an exceptionally high sound pressure level with a low cut off frequency at the same time. This makes this subwoofer not only a perfect partner for powerful full range speakers, but also an ideal sub low extension for the direct radiating LINEAR 9 118 Sub A. Thanks to the integrated presets, cardioid setups can be implemented

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Much thinner than I expected, but installation went better than I'd thought it would. Needed to line the interior of the engine cover of a Ford E450 RV. Tried nitrile gloves, but they stuck to the material so did it bare handed. Cut easily with a fresh razor blade. Pressed in place with a plastic putty knife. We'll see the effectiveness on the next trip.

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Reviewed in the United States on July 3, 2025

Verified Purchase

Kev

Cuba, US

★★★★★ 5

Makes For Quiet Rides

Model: 10 SqFt(0.95 SqM)

Comparable quality and performance to name brand competitor. It sticks on strong, easy to apply, and does make a difference in sound reduction. Turn your hollow shell sounding vehicle panels into solid sounding walls.

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Reviewed in the United States on March 15, 2026