12 Best Subwoofer Amplifiers for Your Car or Truck

Want big bass on the road? Start here.

car subwooferscar subwoofers

If you want big bass, choosing the right subwoofer is only half the battle. Be the loudest car on the block with the help of these new mono amplifiers for your car or truck.

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Orion XTR3700.1D

$690 BUY NOW

This hulk of an amplifier from Orion isn't new to the market, but it's still one of the better options out there for those looking for serious power. This thing maxes out at 3,700 watts, so if you're looking to power a couple of hefty subwoofers, this would be a great choice.

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Kicker IQ500.1 Q-Class Amplifier

$600 BUY NOW

This is the only amp on our list that you can't track down online, but it's just too good to not mention. The Kicker IQ series offers a huge amount of control over output via Kicker's new TWEEQ smartphone app. The combination of top-caliber sound and ease of use make this the one amplifier worth leaving the house for.

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Hifonics BRX2000.1D Subwoofer Amplifier

$220 BUY NOW

At the other end of the spectrum, Hifonics is all about delivering value. These are not competition-level premium amps — however, they're hugely well-reviewed by just about all average users who wanted to go loud without having to shell out $500 or more on a big amp. This beast will deliver up to 2,000 watts on a 1-ohm output, which is more big bass than most of us will ever need.

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Nakamichi NGTD1200.1 Subwoofer Amplifier

$112 BUY NOW

Nakamichi was once quite well-known in the audio world both for home and automotive, and after a brief stint of being out of the car game, they are back in full force with a respectable-yet-small lineup of car audio equipment, including this 1,000-watt Class-D amplifier. There aren't a ton of reviews out there of the current line, but if they're building anything like their old stuff, you're bound to be impressed.

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MTX XThunder 1500.1 Subwoofer Amplifier

$600 BUY NOW

MTX is the other big gun in the amp game, and this 1,500-watt beauty is the best they have on offer. MTX has been in the game a long time, having started building custom speakers back in 1971. Now after years of growth, they continue to lead the industry in performance-audio products for the automotive realm.

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Rockford Fosgate R500X1D

$120 BUY NOW

Rockford Fosgate is another solid option on both ends of the amplifier spectrum, as their lineup contains both budget-friendly options as well as high-performance ones. This compact Class-D amplifier is a very cost-effective way to upgrade your car's audio system. Rated at 500 watts, this isn't as high-output as some of our other options, but if your goal isn't to have your car vibrate itself apart, it'll likely be more than satisfactory.

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Kicker KX400.1 Mono Subwoofer Amplifier

$350 BUY NOW

The KX Series lands in the upper-middle of Kicker's product range. They're a great fit for audio builds that require high output and quality on installs where space is limited.

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Sony XM-GS100

$250 BUY NOW

Sony used to be at the forefront of the car audio game back in the late '90s through the early 21st century. Since then they have faced some stiff competition, yet they still manage to hold their own. This compact 600-watt unit is another great option for anyone building an audio system where space is a constraint.

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Kenwood KAC-M3001 600 Watt Subwoofer Amplifier

$200 BUY NOW

Once known for being the go-to bargain-basement brand of the car audio world, Kenwood has since grown into building a full spectrum of quality speakers, amplifiers, and car stereos. This midrange amp is good for 600 watts, packed into a sleek silver brushed-aluminum casing.

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JBL GX-A3001 Subwoofer Amplifier

$150 BUY NOW

Style will occasionally be a consideration when choosing an audio amplifier, especially when custom-fit subwoofer boxes are part of the equation. This stylish and slim 415-watt amplifier is small enough to tuck away, yet cool enough that you can leave it out in the open if the opportunity presents itself.

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Boss Armor AR1500M Subwoofer Amplifier

$56 BUY NOW

We've heard of budget-friendly amplifiers before, but at 1,500 watts for just over $50, this amplifier from Boss trumps them all. Surprisingly, this amp has received a ton of positive reviews on Amazon, so it might be a good starting point for a cheap audio upgrade.

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Kicker CX600.1 Subwoofer Amplifier

$220 BUY NOW

A couple steps down the model range, the Kicker CX series offers a solid option to stick with a premium brand at a less-than-premium price. 1,200 watts of power and a variable KickEQ bass-boost function give this compact subwoofer amplifier an upper hand over some of the midrange competition.

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JL Audio JX500/1D

$300 BUY NOW

JL Audio has never been quite as well-known as some of the big guns out there, but they are by no means a brand to be overlooked. Their full range of amplifiers, subwoofers, and speakers have the chops to compete with the likes of MTX or Alpine any day of the week. This compact 500-watt unit is a great option for someone looking for top-end quality over loudness for the sake of it.

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Alpine PDR-M65 Subwoofer Amplifier

$449 BUY NOW

Touted as the best Class-D amplifier in the industry (and definitely one of the more expensive), the PDR series of amplifiers benefits from a number of tech features that trickled down from their highly praised PDX model line. Using Alpine's Global Modulation with Adaptive Feedback Control loop circuitry, the PDR amps are able to keep distortion to a bare minimum when compared to more budget-conscious offerings in the same category.