Hifonics - HFX8D4 8" Subwoofer, 250W Max 125W RMS Car & Powersports Speaker - Black
About this product
The Hifonics HFX8D4 is a powerful 8-inch subwoofer designed to enhance your car audio system with deep, impactful bass. With a dual 4-ohm voice coil design, it offers flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this subwoofer speaker delivers impressive low-frequency response with clarity and precision.With 250 watts peak power and 125 watts RMS, this 8-inch speaker produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the car component subwoofer fits sealed and vented enclosures, providing either tight or booming bass. Its 4-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 85dB sensitivity rating, this car audio subwoofer efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, the Hifonics HFX8D4 is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.
Woofer Size
12"Hifonics HFX8D4 8" Subwoofer, 250W Max 125W RMS Car &
Subwoofer delivers up to 250W peak power and 125W RMS, providing rich, controlled bass for a dynamic car audio experience in any vehicle
Spade-style speaker terminals are quick and easy to install
Compatible with various setups, including powersports vehicles for added versatility and customization
Designed for longevity and distortion-free performance featuring a unique heavy-gauge, powder-coated steel basket, pressure-treated foam surround, and poly-cotton spider
8-inch sub has a 4-inch mounting depth and a 7.28-inch cutout diameter
- RMS Power250 wattsWoofer Size12"
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The Hifonics HFX8D4 is a powerful 8-inch subwoofer designed to enhance your car audio system with deep, impactful bass. With a dual 4-ohm voice coil design, it offers flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this subwoofer speaker delivers impressive low-frequency response with clarity and precision.With 250 watts peak power and 125 watts RMS, this 8-inch speaker produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the car component subwoofer fits sealed and vented enclosures, providing either tight or booming bass. Its 4-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 85dB sensitivity rating, this car audio subwoofer efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, the Hifonics HFX8D4 is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.

The Hifonics HFX10D4 is a powerful 10-inch subwoofer designed to enhance your car audio system with deep, impactful bass. With a dual 4-ohm voice coil design, it offers flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this subwoofer speaker delivers impressive low-frequency response with clarity and precision.With 400 watts peak power and 200 watts RMS, this 10-inch speaker produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the car component subwoofer fits sealed and vented enclosures, providing either tight or booming bass. Its 4.94-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 86dB sensitivity rating, this car audio subwoofer efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, the Hifonics HFX10D4 is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.

800 WATT POWER: This 8in car subwoofer has a power of 400 Watt RMS to 800 Watt peak that will produce high sound resonance. It also has a spring loaded push down speaker terminals that will maximize sound quality

Put this Polk Audio DB+ Series subwoofer in your vehicle to add deep, rich bass. The 12-inch unit is marine-rated for water, dirt and humidity, so you can even use it on a boat. This Polk Audio DB+ Series subwoofer has a peak power handling of 1110W while remaining slimmer than most competing models. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.
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