Top 3 Best Car Subwoofer Under $300 (Tested & Reviewed in 2023)

Getting a car subwoofer within a specific budget is not a piece of cake. Car subwoofers have different properties than the others, so it demands some extra attention during the buying process.

Although upgrading the car’s sound system by connecting a powerful subwoofer is worth the effort, you still have to be careful when it comes to spending. If your main goal is to enhance the sound quality while not breaking the bank, you can get the best car subwoofer under 300. We will discuss the 3 top-notch products that are doing great in the market and have been a top priority of car owners for a while now.

However, you should be clear about your requirements with the car subwoofer before taking further steps.

1. Rockville Destroyer 12D1 Subwoofer

Rockville Destroyer 12D1 Subwoofer

Regarding the quality of the Subwoofer, Rockville is the first name that comes to mind. Rockville engineers have launched a masterpiece subwoofer Destroyer 12D1. It comes with power handling of 8000 watts and CEA RMS power handling of 4000 watts. Isn’t this amazing?

The company has used the highest-grade black glue that can easily handle high-temperature voice coils. This feature makes the subwoofer handle even more power than they are rated and perform accordingly.

If we talk about appearance, the best quality Cast Aluminum Basket and Black Sanded Finish give this subwoofer an efficient and lighter weight, making the installation and sub-handling within the car super convenient.

Do you know that Chrome-Plated Binding Post Terminals are the best terminals in the market race nowadays? Well, this subwoofer has large eight-gauge Chrome-Plated Binding Post Terminals, and these terminals never oxidize and ensure the product’s durability.

The woofers are made of non-pressed ultra-stiff paper cones, and Rockville has provided extra thicker and stronger cones, which gives more handling ability. The cover is made using a custom rubber boot magnet, offering an elegant look to the woofer.

Main Features

  • More power handling capacity
  • Voice coils are of 3 to 4 layers of black aluminum
  • Voice coils can handle high temperatures of about 300-350C
  • Highest-grade black glue
  • Non-pressed ultra-stiff paper cones
  • A custom rubber boot magnet is used to make a cover
• Elegant appearance
• Lightweight
• Budget-friendly
• Rated at 400 RMS
• Limited colors available

2. Skar Audio VFX-12 D2 Subwoofer

Skar Audio VFX-12 D2 Subwoofer

We always say yes to Skar Audio products! It can be your favorite brand for getting a high-quality best car subwoofer. Skar Audio is a brand that is a name of perfection in design, quality, and performance. The engineers have given their 100 percent to provide the customers with the best subwoofer they could ask for to install in a smaller or bigger vehicle.

Skar Audio System will never let you down with its power-handling capacity. It gives 3000-watt peak power and 1500-watt RMS. The compressed paper cone with extra stiffness gives durability for a long lifespan. The engineers have provided a high power motor of 300 oz ferrite motor to ensure power stability and smooth current flow.

The subwoofer has a fantastic feature of a frequency response of 22-250 Hz. Thus, it delivers precise low-end bass notes with great accuracy. It also comprises an advanced airflow cooling system, which makes it different from other subwoofers available in the market.

If we talk about the design, Skar audio is not coming slow. The subwoofer has an astonishing design that gives your car an elegant look. It is not heavy and can be fixed in any position, and the Motor only weighs 300oz.

The company has provided the whole installation menu with the subwoofers. However, it may require some remarkable skills in the installation to avoid any mishap and ensure safe functionality. Besides this, it is incredibly worth buying products under budget.

Main Features

  • It comes with a 2-inch, Dual 2 Ohm Voice Coil
  • The peak Power handling capacity is 3,000 Watts
  • RMS Power handling capacity is 1,500 Watts
  • Made of Pressed Paper Cone
  • High-quality Roll Foam is used
  • Unconventional Air Flow Cooling System
  • The weight of the Motor is 300 oz
• Pocket friendly
• Elegant appearance
• High power motor
• Advance cooling system
• Difficult to install, special techniques required

3. Gravity GSC W-12-P Subwoofer

Gravity GSC W-12-P Subwoofer

Regarding high-power car audio subwoofers, the brand Gravity is a big hit in the market. The highly qualified members of the company have designed the subwoofer GSC W12-P with high power of 1000 watts and RMS of 500 watts to provide a balanced sound. The fantastic feature of the 2.5-inch voice coil allows for less heat and distortion.

To increase the reliability, the engineers have provided the customers with a subwoofer with a Heavy-duty powder-coated steel frame that allows for back venting to exchange for cool air. The durability of this subwoofer increases as it has an impedance of 4 ohms.

The manufacturers have given a 1-year warranty on the material, which is a good thing. Well, the sad part is that it only comes in black color.

If we see the design, the 12-inch sub gives an eye-catching look with an aluminum finish that gives your car a beautiful interior. In addition, the sub comes with a mounting depth of 5.83-inches. The pressure-treated thick foam surround and poly-cotton spider keep the piston motion linear and distortion-free.

From the installation aspect, the push and insert style terminals provide a simple installation that saves time and adds. Precisely, the product is user-friendly and worth buying to use in a car.

Main Features

  • It comes with a 2.5-inch voice Coil
  • The peak Power handling capacity is 1000 Watts
  • RMS Power handling capacity is 500 Watts
  • Made of Pressed Paper Cone
  • The mounting depth is 5.83 inches
  • The size of the subwoofer is 12 inches
  • Unconventional Air Flow Cooling System
  • The weight of the Motor is 300 oz
• Easy installation
• Pocket friendly
• Made of good quality aluminum
• Good size
• Easy to handle
• Elegant appearance
• Need to improve voice quality

Frequently Asked Questions (FAQs)

What is the best car subwoofer under 300?

Skar Audio VFX-12 D2 is the best subwoofer for cars that integrates 2-inch dual 2-Ohm voice coils that handle 3,000W peak power and 1,500 RMS power. The subwoofer is surrounded by thick foam to reduce distortion and ensures stability while the driver pushes its limit to deliver precise low bass notes.

Is 300 dollars enough for buying a car subwoofer?

300 dollars should be enough to buy a high-quality and feature-rich car subwoofer. With the help of research, you can land on the right size, design, and preferably quality product according to your requirements and preferences.

How much should I spend on a car subwoofer?

This question raises another: Why are you getting a car subwoofer in the first place? If your priority is setting a heavy sound system in a car, then you should increase the budget and get a hi-fi product with advanced technology and specs. However, if you are only upgrading the sound system to enjoy some low frequencies in loud volume, you can quickly get the best cheap car subwoofer.


Choosing the three top-tier car subwoofers under 300 wasn’t easy because the market is filled with extraordinary products that produce excellent bass performance. Yet, we selected the best ones after numerous tests and deep examinations.

These car subwoofers come in handy shape and size and offer impressive power-handling capabilities. Besides being budget-friendly, these subwoofers have an incredibly pleasant appearance to showcase in your car.

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