Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • YES I Pioneer GM-DX871 ALA GM-5 MONO CLASS PIONEER NPST MN CAN 12 241 FREQ BASS BOOST BASS REMOTE BOOST INIO HONG
  • CLARED GM-DX871 a LmER Pioneer MLN SPEAKER EET 4DA ADA Oh I
  • Left. Pioneer - GM-DX871 - 1-Channel Mono Class D Subwoofer Amplifier, 1600W Max, 800W RMS at 1 Ohm, Variable LPF, Wired Bass Remote - Black.
  • Back. Pioneer - GM-DX871 - 1-Channel Mono Class D Subwoofer Amplifier, 1600W Max, 800W RMS at 1 Ohm, Variable LPF, Wired Bass Remote - Black.
  • Pioneer GM-DX871 CLASS D MONO AMPLIFIER
  • POWER PROTECT NORMAL 6ST 0.21 GAIN US 200 N 40 240 FREQ BASS BOOST REMOTE OUTPUT INPUT Pioneer CLASS D MONO AMPLIFIER
  • Alt View 13. Pioneer - GM-DX871 - 1-Channel Mono Class D Subwoofer Amplifier, 1600W Max, 800W RMS at 1 Ohm, Variable LPF, Wired Bass Remote - Black.
  • DE.ROL | U. 1000WMX MAdR Pioneer GM-DX871 - CLASSE D MONO AMP LICATIUR 4 LASS 1 AMPLIFICADOS MIN CLAIE Pioneer E 1 1CH. CAN. 1600WMax Pioneer GM-DX871
  • The text on the image reads: "Pioneer GM-DX871 1,600 watts. I GM-DX871 CN. Dynamic. Impactful. No exceptions."
  • High efficiency, less waste, and less heat. Better conversion of input power to output power means less waste and less heat. (Pioneer GM-DX871 Alpine).
  • Pioneer GM-DX871 2.38" PORIE PROTEL L - - - LE IN LAIN - - -- - IN FRES A580 RIE t01PUl IPOT Pioneer R C. 8.5" 9.88" Powerfully compact. Small size for limited space and easy installation.
  • Adjustable & Self-Monitoring. Built-in high and low pass filters, including an internal protection control system. Pioneer GM-DX871.
  • Includes: 1-Channel Subwoofer Amplifier, Installation Screws, Two 40 A ATO fuses, Wire Terminal Tool, Bass Boost Remote Control, Owner's manual (English/French/Spanish), Bass Boost Remote Control Cable, 1 Year Warranty Sheet, Speaker Level to RCA Input Adapter, 1000W Pioneer GM-DX871.
  • 1-Channel Class D Mono Amplifier video 0 minutes 54 seconds

Pioneer - GM-DX871 - 1-Channel Mono Class D Subwoofer Amplifier, 1600W Max, 800W RMS at 1 Ohm, Variable LPF, Wired Bass Remote - Black

Model:
GM-DX871
SKU:
6321733
Highly rated by customers for:

Customer reviews

Rating 4.5 out of 5 stars with 281 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.4 out of 5 stars

  • Quality

    Rating 4.5 out of 5 stars

  • Ease of Use

    Rating 4.6 out of 5 stars

Pros mentioned filter

Cons mentioned filter

90%would recommend to a friend

Customers are saying

Customers praise the amplifier for its impressive sound quality and substantial power output, which many users find exceptional for the price point. Owners also appreciate the compact size and straightforward installation process, noting that it is easy to wire and set up. While the device is highly regarded for its performance and bass capabilities, some users have reported concerns regarding the unit overheating during operation.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 7 Showing 121-140 of 281 reviews

  • Amazing

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very worth it. I recommend. My brother installed it for me along with a pioneer sub. Came as a bundle. Couldn’t be any happier with the bass nob.

    I would recommend this to a friend

  • Great Amp

    |
    |
    Posted . Owned for 10 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great for the price. Would recommend for anyone trying to add some bass to their vehicle.

    I would recommend this to a friend
    • Brand response from Pioneer Electronics Team
      Posted .

      Thank you for providing the feedback on the product, we appreciate your time. PUSATechAnswers

  • Pros mentioned:
    Sound quality

    Self

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Best sound on a portable speaker easy to charge with any port great recommendation to anyone.

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Good buy

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Not for big power or subs. But great for highs and mids

    I would recommend this to a friend
    • Brand response from Pioneer Electronics Team
      Posted .

      Thank you for providing the feedback on the product, we appreciate your time. PUSATechAnswers

  • Pros mentioned:
    Sound quality

    Best buy review

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love the way the amp is playing on my L7 speakers wish it had a little more power or more amp power but i love the way it sounds in both of my cars

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Great Amp!

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Quality of sound w 2 Kicker 12” is crisp and makes riding in my truck an awesome experience. Would recommend to anyone looking for a great priced solid quality amp.

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Car system

    |
    |
    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I recently bought a new sound system and this pioneer amp is the best there is!!!!!

    I would recommend this to a friend
  • Pros mentioned:
    Power

    This amp hits hard

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The amp is paired to 2 kicker comp c 12. It hits hard and 1ohm connection is great.

    I would recommend this to a friend
  • Pros mentioned:
    Power

    Pioneer amp

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Pushes my sound stream tarantula s awesome beats off the frame

    I would recommend this to a friend
    • Brand response from Pioneer Electronics Team
      Posted .

      Thank you for providing the feedback on the product, we appreciate your time. PUSATechAnswers

  • Pros mentioned:
    Power

    Great amp!

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I bought this amp as a replacement for my current sub amp. Installation was simple and power output is awesome. It was definitely worth the purchase.

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Great Amplifier!

    |
    |
    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Amp actually delivers more wattage than my speakers can put out which helps me get the boom I desire without worrying about blowing my amp. Great product!

    I would recommend this to a friend

  • Perfect!!! A+

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Amazing amp! Replaced my Hiphonics amp with this Pioneer amp, and it made such an absolutely impressive difference!!! Super bass, superb at it's finest!!!

    I would recommend this to a friend
  • Pros mentioned:
    Power

    Just buy it

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great amp. Running 2 pioneer ts-a3000lb shallow 12's Running in 1 ohm. No problem pushing them and amp doesn't even break a sweat.

    I would recommend this to a friend
  • Pros mentioned:
    Power

    Good source of power

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very good source of power for your system also comes with a bass knob which is a plus I recommend this amp

    I would recommend this to a friend

  • Great buy!!

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Absolutely worth every penny! I'm going to replace all my amps with pioneer

    I would recommend this to a friend
    • Brand response from Pioneer Electronics Team
      Posted .

      Thank you for providing the feedback on the product, we appreciate your time. PUSATechAnswers

  • Pros mentioned:
    Sound quality

    Great amp

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This amp is really good especially when you wire it at 1 ohm. One of the best amps i have purchased in a long time.

    I would recommend this to a friend
  • Pros mentioned:
    Power

    Good match to the GM-DX874

    |
    |
    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good clean power, does rated or above. No issues installing or tuning to match my system. Running 2 Wavecor SW182BD03's in a sealed box at 2 Ohm.

    I would recommend this to a friend
  • Pros mentioned:
    Power

    POWERFUL!!!

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Nice Amplifier. This amp is powerful for its size. I would recommend this amp to all. Thanks Pioneer and Best Buy.

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Great product!

    |
    |
    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I put this in my car and it slaps sooo hard! I love my sound system!

    I would recommend this to a friend
  • Cons mentioned:
    Heat

    Good amp. Pioneer

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great amp. Does not run hot. Does what it supposed to do

    I would recommend this to a friend
Page 7, Showing 121-140 of 281 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.