


HK Audio LINEAR SUB 4000 2400 Watt 18" Passive Subwoofer
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
HK Audio LINEAR SUB 4000 2400 Watt 18" Passive SubwooferOverview The HK Audio LINEAR SUB 4000 is a powerful 18" dual vented bandpass subwoofer designed to deliver an impressively deep low frequency response, ranging from 30 to 100 Hertz. Compatible with all LINEAR 5 full range speakers and mid high units, it serves as an excellent extension to the LINEAR 5 LTS long throw system. Its robust construction and high power handling capabilities make it ideal for professional sound reinforcement applications.
Quick Dispatch:
Your HK Audio LINEAR SUB 4000 2400 Watt 18" Passive Subwoofer orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your HK Audio LINEAR SUB 4000 2400 Watt 18" Passive Subwoofer ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Size: Medium, Color: (001) Black / Black / Castlerock
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Reviewed in the United States on March 24, 2026
★★★★★ 5
Comfortable, Durable, and Stylish
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Reviewed in the United States on November 30, 2025
★★★★★ 5
Great fit
Size: Medium, Color: White
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