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Home/Equipment/Subwoofers/JL Audio/Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683
JL Audio Sierra 3500 Monoblock Class D Amplifier - Black metal chassis, compact rectangular shape, multiple input/output ports, JL logo on top.
JL Audio/Subwoofer

Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683

The JL Audio E-Sub powered subwoofer delivers game-changing bass with studio-grade signal processing. Features up to 1500 watts of power output in compact sealed enclosure design. Proprietary JL Audio technologies including DMA-optimized drivers and FCAM technology for improved excursion control. Variable crossover controls (25-130 Hz) and adjustable phase alignment make it adaptable to different room configurations.
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Updated 3/21/2026
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Frequently Asked Questions

What is the JL Audio Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683?

The JL Audio Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683 is a car audio equipment made by JL Audio. View full specifications and where to buy on this page.

How much does the JL Audio Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683 cost?

The JL Audio Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683 typically sells for around $110 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the JL Audio Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683?

You can purchase the JL Audio Sierra 3500 JL Audio Monoblock Class D Car/Marine Subwoofer Amplifier (Universal; Some Adaptation May Be Required) 98683 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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