Top 5 Best 3000 Watt Amplifier for Your Car

To put it simply, a car amplifier’s job is to boost a small audio signal for higher voltage output and play louder audio. However, even if you know your way around car audio equipment and amplifiers, choosing the right amplifier isn’t easy. 

There’s a ton of great options out there each with various specifications and different manufacturers to choose from. But if you are looking for something specific, like a 3000 Watt Amp to juice up your sound, that makes it much easier!  

Though there are still plenty to choose from in this particular niche, we’ve narrowed down some of our top favorites below! Ready to get started? Read on below! Here are our Top 5 Picks for the Best 3000-Watt Amplifier for your car.  

Top 5 Best 3000 Watt Amplifier

Hifonics BXX3000.1D Brutus Class D 3000W RMS 1 Ohm Mono Car Subwoofer Amplifier
Skar Audio SKv2-3500.1D Monoblock Class D MOSFET Competition Grade Subwoofer Amplifier, 4700W Max Power
Genius Audio GHD-3000 Compact Full Range Car Amplifier Monoblock 3000 Watts-RMS Class-D 1-Ohm Stable Bass Boost Smart Cooler
Rockville dBcomp5 Mono Competition Amplifier 3500w RMS! Car Audio Amp
Hifonics BXX3000.1D Brutus Class D 3000W RMS 1 Ohm Mono Car Subwoofer Amplifier
Skar Audio SKv2-3500.1D Monoblock Class D MOSFET Competition Grade Subwoofer Amplifier, 4700W Max Power
Genius Audio GHD-3000 Compact Full Range Car Amplifier Monoblock 3000 Watts-RMS Class-D 1-Ohm Stable Bass Boost Smart Cooler
Rockville dBcomp5 Mono Competition Amplifier 3500w RMS! Car Audio Amp
RMS: 3,000 watts
RMS: 3,500 watts
RMS: 3,598 watts
RMS: 3,500 watts
Amplifier class: D class
Amplifier class: D class
Amplifier class: D class
Amplifier class: D class
Frequency response: 10Hz - 250Hz
Frequency response: 15Hz - 270Hz
Frequency response: 10Hz - 15kHz
Frequency response: 15Hz - 250Hz
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Hifonics BXX3000.1D Brutus Class D 3000W RMS 1 Ohm Mono Car Subwoofer Amplifier
Hifonics BXX3000.1D Brutus Class D 3000W RMS 1 Ohm Mono Car Subwoofer Amplifier
RMS: 3,000 watts
Amplifier class: D class
Frequency response: 10Hz - 250Hz
Skar Audio SKv2-3500.1D Monoblock Class D MOSFET Competition Grade Subwoofer Amplifier, 4700W Max Power
Skar Audio SKv2-3500.1D Monoblock Class D MOSFET Competition Grade Subwoofer Amplifier, 4700W Max Power
RMS: 3,500 watts
Amplifier class: D class
Frequency response: 15Hz - 270Hz
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Genius Audio GHD-3000 Compact Full Range Car Amplifier Monoblock 3000 Watts-RMS Class-D 1-Ohm Stable Bass Boost Smart Cooler
Genius Audio GHD-3000 Compact Full Range Car Amplifier Monoblock 3000 Watts-RMS Class-D 1-Ohm Stable Bass Boost Smart Cooler
RMS: 3,598 watts
Amplifier class: D class
Frequency response: 10Hz - 15kHz
Rockville dBcomp5 Mono Competition Amplifier 3500w RMS! Car Audio Amp
Rockville dBcomp5 Mono Competition Amplifier 3500w RMS! Car Audio Amp
RMS: 3,500 watts
Amplifier class: D class
Frequency response: 15Hz - 250Hz
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High-quality 3,000-watt car amplifiers and a low price point don’t usually mix. We only say “usually” because there are outliers out there. The best example is Taramp’s HD 3000. Despite not costing as much as its contemporaries, the HD 3000 won’t shortchange you by any means. It is rated by its manufacturer with a maximum of 3,575 watts.  

On top of this, the HD 3000 is also pretty compact. It measures at just 9 x 7.3 x 2.6 inches, which is paltry when you consider that it’s a 3,000-watt amplifier. This makes it a perfect fit for compact spaces. Yet, despite being small, this 3,000-watt amp is able to pack in a number of useful features like variable subsonic and low pass filters.   

The HD 3000 is also a full-range amp. It might be ideal for subwoofers, but it can power an entire range of car audio equipment. It works best between 10Hz to 250Hz frequencies, but it can go up to 20kHz with little to no problems.  

TECHNICAL FEATURES

  • RMS: 3,000 watts
  • Amplifier class: D Class  
  • Frequency response: 10Hz to 20KHz  

Pros:

  • Compact
  • Can boost bass by up to 10dB
  • Affordable 

Cons:

  • Lacks high-level inputs and preamp outputs 
Sale
Taramps 900187 Class D HD 3000 Watt RMS 1 Ohms Automotive Sound Systems Mono Full Range Speaker Amplifier with Built in Thermal Management Fan
  • AUDIO BOOST: Automotive amplifier boost your car audio sound for during every drive
  • MAXIMUM POWER: Operates at 1 ohms with 3,000 watt RMS for maximum power
  • FULL RANGE: Full-range amplifier can operate on all frequencies using the right measure
  • STAYS COOL: Built-in fan protects amp from overheating with 3 speeds
  • VERSATILE: ideally made for most car speaker applications; Dimensions ( W x H x D): 2.56 x 9 x 7.32 inches

The Hifonics BXX3000.1D is a 3,000-watt amplifier that uses Super Class D technology to minimize heat without compromising power. It uses Ultra-FiTM MOSFET outputs to guarantee smooth audio output even during the most demanding of use. But, of course, with great power comes great needs, and you’ll need a charging system with a minimum of 250 amps (preferably more) to run it.   

As long as you can make sure that your vehicle’s charging system is up to par, you can enjoy this amplifier without worrying about any lasting damage to your amplifier or vehicle.   

With that said, arguably the best feature of the BXX3000.1D is that it’s a class D amplifier. Unlike class A and B units, the BXX3000.1D is high efficiency. It has a high-efficiency rating of about 90%, which is significantly higher. At the same time, it can maintain its efficiency despite its relatively compact design without worrying about problems with high temperatures.  

TECHNICAL FEATURES

  • RMS: 3,000 watts  
  • Amplifier class: D class
  • Frequency response: 10Hz - 250Hz 

Pros:

  • Stable at 1 ohm 
  • Reliable 
  • Comes with low-pass and subsonic filters

Cons:

  • Actual power is not as high as advertised 
Hifonics BXX3000.1D Brutus Class D 3000W RMS 1 Ohm Mono Car Subwoofer Amplifier
  • 3000W RMS 1 Ohm Mono Car Subwoofer Amplifier
  • Phase Shift: 0° - 180°
  • Signal to Noise - >95dB. Frequency Response - 10Hz - 250Hz. Bass Boost - 0dB - 10dB. Subsonic Filter - 15Hz - 35Hz

The Skar Audio SKv2-35000.1D is a staple among audio enthusiasts for a reason. It’s even packaged and sold as a competition-grade subwoofer amplifier.  

Make no mistake. This isn’t just for the sake of selling it. This amplifier essentially sells itself. Why? Because it actually has a peak power of 4,700 watts at 1 ohm and RMS power of 3,500 watts at 1 ohm. This means that this mono-block class-D amp is much more powerful than any other amplifier on this list.  

To protect this amplifier for extended use, it comes with MOSFET construction with a 1/0 gauge power and ground input terminals. It even comes with a user-adjustable low-pass filter with a bass boost control and a heat sink that’s designed to minimize if not completely prevent overheating.  

TECHNICAL FEATURES

  • RMS: 3,500 watts  
  • Amplifier class: D class 
  • Frequency response: 15Hz - 270Hz

Pros:

  • Expensive 
  • Class D MOSFET technology
  • Advanced heatsink design 

Cons:

  • Challenging installation
Skar Audio SKv2-3500.1D Monoblock Class D MOSFET Competition Grade Subwoofer Amplifier, 4700W Max Power
  • Competition Grade SPL Class D Monoblock MOSFET Car Power Amplifier
  • Peak Power at 1 Ohm: 4, 700 Watts | RMS Power at 1 Ohm: 3, 500 Watts
  • Stable at 1 Ohm, Frequency Response: 15Hz - 270Hz
  • Featuring 4-Way Protection Circuitry and 1/0 Gauge Power And Ground Input Terminals for Maximum Current Flow
  • User Adjustable Low Pass Filter (Variable): 35Hz - 250Hz, Remote Subwoofer Level Control Included

The Genius GHD-3000 might just be the best bang-for-the-buck 3,000-watt amplifier on our list. It might not be as powerful as the rating suggest, but it can still outperform the other amplifiers we recommended at a relatively low price point.   

This alone gives the GHD-3000 tremendous value as a 3,000-watt amplifier. As a bonus, the GHD-3000 has a high-frequency response range of 10Hz that can go as high as 15kHz. This lets you tweak the sound to achieve whatever you prefer, whether it’s more bass and treble or clearer highs.   

The GHD-3000 is also fairly versatile. It can run at low voltage or at high voltage either at 1.2 or 13.8VDC. The amplifier is also protected from short-circuits and overloads by way of its protection system.  

Because of the low pass frequency filters of the GHD-3000, you can increase the speaker output between 80Hz to 15Khz. This kind of additional tuning minimizes sound distortion to help improve audio quality.   

As a bonus, the GHD-3000 looks like it was built like a tank. You can expect it to last many years if used and wired correctly.

TECHNICAL FEATURES

  • RMS: 3,598 watts 
  • Amplifier class: D class 
  • Frequency response: 10Hz - 15kHz 

Pros:

  • Fair price 
  • Wide frequency response range
  • Protected from overloads and short-circuiting
  • Numerous input terminals and plugging ports 

Cons:

  • True power is lower compared to the advertised rating 
Genius Audio GHD-3000 Compact Full Range Car Amplifier Monoblock 3000 Watts-RMS Class-D 1-Ohm Stable Bass Boost Smart Cooler
  • Max output power @ 13.8 VDC (1/2/4 ohms): 3598/2446/1403W RMS
  • Max output power @ 12.6 VDC (1/2/4 ohms): 3000/2040/1170W RMS Bullet Point
  • Frequency response: 10Hz - 15Khz, hpf: 10Hz - 80Hz (-12Db/8th) variable, LPF: 80Hz - 15Khz (-12Db/8th) variable
  • Min. Supply voltage: 9VDC, Max. Supply voltage: 16VDC, Idle consumption: 1.7a @ 12.6VDC, musical Max consumption: 170a @ 12.6VDC

The Rockville dBcomp5 is a solid 3,000-watt amplifier for your car. Unlike the others that we’ve rounded up, the unit is CEA compliant. This means that the ratings listed for it at 1 ohm and 2 ohms are legit. It also comes with an onboard voltage display for added convenience.   

Because of the 350A fuse, the dBcomp5 will remain safe regardless of circuitry issues. The full IC-controlled protection and under-voltage, as well as over-voltage protection, helps add multiplayer layers of security for the dBcomp5.  

As per performance, the MOSFET power supply promises a lot of power transferred directly to your stereo unit. It also has a suite of impressive features like low pass filters, subsonic filters, and an octave crossover. On top of this, it has a limiter switch, remote access to the dashboard subwoofer controls, as well as phase switches.  

TECHNICAL FEATURES

  • RMS: 3,500 watts 
  • Amplifier class: D class 
  • Frequency response: 15Hz - 250Hz  

Pros:

  • Looks and feels like a 3,000-watt amplifier 
  • CEA-rated
  • Competitive pricing 

Cons:

  • Very long 
Rockville dBcomp5 Mono Competition Amplifier 3500w RMS! Car Audio Amp
  • Features: Rockville dBcomp5 Mono Competition Amplifier 3500w RMS Dyno-Certified! Car Audio Amp.
  • Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc). 1 Ohm: 3500 Watts x 1 Channel <1% thd+n at 14.4 volts (83% efficiency). 2 ohm: 2200 watts x 1 channel <1% (80% digital voltage display on amp. external 350a fuse.
  • High-Speed MOSFET Power Supply. Optical Coupler Class “D” Technology. Fully Adjustable 24dB / Octave Crossover with Differential Circuitry. Low Pass Filter: 50Hz - 250Hz. Subsonic Filter: 15Hz - 55Hz. Phase Control Switch. Limiter ON/OFF Switch. Full IC-Controlled Protection Circuitry. Remote Dashboard Subwoofer Control.
  • Fully Adjustable 12dB Bass Equalizer. Mute and Delay Soft Start System. RCA Preamp Line Output. 8 Volt Preamp Circuitry. Power/Protect/Clip LED Indicators on control panel. Power/Protect/Clip LED Indicators on Remote control. Minimum THD at Rated Power: <0.1%. s / n ratio:>90dB. Under Voltage Protection at 10V. Over Voltage Protection at 16V.
  • Frequency Response: 15Hz - 250Hz. Damping Factor: >150 @ 100Hz. Dimensions: (W x H x L) 9" x 2.4" x 23.7"

Conclusion

The amplifier is the heart and soul of your car’s audio system. It is what separates high-quality music on your daily drives and distorted audio. Your amplifier can really make or break your whole sound system – literally! The wrong amplifier can cause component failure and make you spend more money than you’d like in the long term, so choose wisely!  

Thus, we definitely urge you taking a good look at choices above and decide if they are the right one from you. Regardless, we hope you have gained a little bit of insight when choosing your 3000 Watt Amplifier! Enjoy! 

Last update on 2021-08-30 / Affiliate links / Images from Amazon Product Advertising API