Best RCA Car Subwoofers of 2025

Upgrade your car audio system with the Planet Audio P8AWK Subwoofer. This low-profile subwoofer features a built-in amplifier, eliminating the need for an external power source. With a MOSFET power supply, you'll experience improved performance and faster switching speeds. The variable low-pass filter allows you to customize the frequency setting and keep high notes out of your subwoofer. Plus, the high and low-level inputs ensure compatibility with various audio systems. Adjust the low bass with the variable bass boost and fine-tune the signal with the variable gain control. With the phase control feature, you can easily adjust the speaker phase to prevent sound cancellation. The Planet Audio P8AWK Subwoofer is backed by a 3-year warranty and is ideal for truck, boxes, and enclosures.

Introducing the BOSS BAB8 Subwoofer - the perfect solution for vehicles with limited space that need a bass upgrade. This subwoofer includes a built-in 800 watt amplifier, a variable low-pass filter to keep high notes out of your subwoofer, and a variable bass boost to adjust the low bass to your liking. The slim design allows for easy installation, and the high and low-level inputs make it compatible with both factory and aftermarket radios. Plus, the pulse width modulated design increases efficiency and reliability. With dimensions of 12 x 9.3 x 2.9 inches, the BOSS BAB8 Subwoofer is compact yet powerful. Upgrade your car audio system with this space-saving subwoofer and embrace the bass.

The Sound Storm Subwoofer is a powerful car audio subwoofer with a built-in amplifier that offers 1000 watts max power. It comes with a complete kit that includes power, ground, and remote cables, RCA interconnects, fuse holder, wire ties, and more. The variable low-pass filter allows you to remove high notes from your subwoofer. The high-level inputs let you connect the subwoofer to your factory or aftermarket radio without low-level inputs. The low-level inputs use RCA cables to connect to the source unit. With the Pulse Width Modulated design, the amplifier is efficient and reliable. Enjoy a great audio experience in your car with the Sound Storm Subwoofer.

The Rockville SS10P Subwoofer is designed to enhance your car or truck's audio experience. With its built-in amplifier, you can enjoy powerful sound without needing extra equipment. The cast aluminum enclosure helps keep the subwoofer cool even when placed under your seat, ensuring reliable performance. You'll appreciate the included metal bass remote, which allows you to easily adjust the gain, bass boost, and crossover settings to suit your preferences, giving you control over the audio output.

The Rockville Under-Seat Subwoofer is a compact, powerful solution for enhancing your vehicle's audio experience. With a peak power of 400 watts and RMS power of 100 watts, it delivers deep bass without taking up much space. The durable cast aluminum enclosure keeps the subwoofer cool, ensuring longevity. Its versatile connectivity options, including low and high-level inputs, allow for easy integration with your existing sound system. Additionally, the adjustable input sensitivity helps you customize the sound to your liking, providing a tailored listening experience that suits your preferences.

If you are tight on space and in need of some extra bass, look no further than the BOSS BASS10 Car Subwoofer. This compact subwoofer is perfect for vehicles with limited space, thanks to its low profile design. The combination of amplifier and subwoofer in one unit makes installation a breeze, with multiple options available. With features like Pulse Width Modulated technology, you can expect increased efficiency and reliability. The Variable Low-Pass Filter allows you to control the frequency range of the subwoofer, keeping unwanted high notes out. The BASS10 also offers high and low-level inputs, making it compatible with both factory and aftermarket radios. And with the Variable Bass Boost, you can fine-tune the low bass to your liking. With dimensions of 14” x 12.3” x 3.3” and a weight of 11.35 lbs, this subwoofer is compact and lightweight. It also comes with a 3-year warranty for peace of mind. Upgrade your car audio system with the BOSS BASS10 Car Subwoofer and enjoy powerful bass in a limited space.

The Rockville RVB10.1A Active Subwoofer is a 10-inch, 500W peak power subwoofer that comes with an enclosure box. It has a single 4-ohm nominal impedance and a 1.5-inch voice coil. The inverted carbon graphite molded dust cap and kevlar reinforced pulp cone make it durable and long-lasting. The subwoofer has a frequency response of 35Hz - 200Hz and a sensitivity of 88dB. The anti-vibration braced MDF cabinet and angled back fit perfectly against rear seats, while the computer-tuned bass reflex port ensures top-notch sound quality. The built-in low pass crossover of 30Hz - 160Hz, high-speed MOSFET power supply, and high-level speaker inputs make it easy to use and install. Plus, the blue/black aviation grade tweed carpet with embroidered Rockville logo makes it look stylish and sleek.

The Rockville Under-Seat Subwoofer is a compact 400-watt powered subwoofer designed to fit under your car or truck seat. Its cast aluminum enclosure helps keep it cool, ensuring optimal performance. With high-level inputs and auto turn-on technology, you can easily connect this subwoofer to your vehicle's audio system without hassle. The adjustable low pass filter allows you to customize the bass response to your liking, while the built-in subsonic filter prevents unwanted low frequencies, enhancing sound clarity. Experience rich bass without sacrificing space in your vehicle.

The VEVOR Underseat Subwoofer is designed to enhance your car audio experience while saving space. Its ultra-slim design allows it to fit under your seat without compromising on sound quality. With a powerful output of 240W peak power, you can enjoy clear and rich audio, even at high volumes. The wide frequency response ensures that every note, from deep bass to crisp treble, is delivered perfectly. Plus, its compatibility with various audio systems means you can easily integrate it into your vehicle, making every drive more enjoyable.

The Pyle 8-Inch Low-Profile Amplified Subwoofer System is a compact enclosed active marine underseat car subwoofer with built-in amp that offers a maximum power of 600 watts. It has a low profile design of just 3", making it a great solution when space is an issue and can easily fit under the seat of most vehicles. The built-in amplifier features low pass crossovers, a control for adjusting input sensitivity, and variable bass boost. It also includes both high and low-level inputs for compatibility with different audio sources.