10 Best Spare Tire Subwoofer 2025 in the United States

The JBL Basspro Hub is a robust spare-tire subwoofer designed for car audio enthusiasts who seek deep, powerful bass. With a power output of 200W RMS and Bass Boost ranging from 0 to 12dB at a fixed 50 Hz, it delivers strong performance suitable for most vehicles. The frequency response of 30Hz to 150Hz ensures a wide range of low frequencies, contributing to a rich and immersive audio experience.

The 11-inch subwoofer fits comfortably in most spare tire wells, making it easy to install without compromising space. The build quality is solid, with durable materials that promise longevity. One of its standout features is the included remote control, allowing users to adjust settings conveniently. Connectivity options include both Bluetooth and wired, adding versatility in usage.

However, it might be a bit heavy at 17.6 pounds, which could be a consideration for some users. The price point suggests it's a reliable choice among car subwoofers. If you prioritize strong bass performance and straightforward installation in your car, the JBL Basspro Hub is a worthy option. Just keep in mind its weight and ensure it's compatible with your vehicle's space constraints.

The Rockville RockGhost V2 is designed to fit discreetly within your car's spare tire, offering an excellent solution for those seeking hidden deep bass without sacrificing trunk space. With 800 watts of peak power and 200 watts RMS, this subwoofer provides substantial sound output that can resonate throughout the vehicle, even making your mirrors vibrate. Its frequency response ranges from 20Hz to 150Hz, ensuring deep and clear bass.

The subwoofer's anti-theft design is a significant advantage, as it remains hidden and secure within the spare tire, reducing the risk of theft. Additionally, the included wiring kit and remote with adjustable settings enhance user convenience and customization, allowing easy control over gain, bass boost, and filter adjustments. However, it's worth noting that the RockGhost V2 is not waterproof, which may limit its durability in certain conditions.

The build quality features a sturdy cast aluminum casing, and the unit includes several protective circuits to ensure reliability. At a weight of 20 pounds and with dimensions suitable for most spare tires, installation is straightforward, though it requires a 10 gauge power wire for optimal performance. Ideal for car audio enthusiasts looking for a space-saving subwoofer solution, the Rockville RockGhost V2 provides powerful and clean bass without the need for visible, bulky equipment.

The Cerwin Vega VPSTX12 is a 12-inch active powered spare tire subwoofer that promises to deliver powerful bass without taking up much space in your vehicle. It features a built-in amplifier, making installation straightforward and eliminating the need for external amps. The compact design means it fits neatly inside your spare tire, saving valuable trunk space while still providing 150 Watts RMS power output and 2Ω impedance, which equals deep, clear bass performance.

This subwoofer is built to last with its durable cast aluminum heatsink, ensuring reliability and longevity, even in all-weather conditions. The customizable sound options, including a bass boost from 0dB to +12dB and a low-pass filter from 50Hz to 150Hz, allow you to tailor the bass to your liking. A wired remote control for easy bass level adjustments is also included, adding to the convenience.

However, the frequency response of 150Hz might not be as broad as some users might expect, possibly limiting its performance in reproducing a full range of bass tones. Additionally, it's important to note that while the product has a robust build, it is not waterproof, which might be a concern for users in wetter climates. It weighs 20 pounds, which is fairly manageable, and its dimensions are compact enough to fit most spare tire spaces at 14.2 x 14.2 x 4.7 inches. This subwoofer is ideal for car owners looking for a space-saving, powerful bass solution that is easy to install and customize to personal sound preferences.