Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Pioneer GM-0X871 AMP D CLASS D Pioneer FRES D
  • The text on the image reads: "Class GM-DX871 D Mono A AMPLFEER Pioneer FEER EIA SPEAKER OUTPUT Sorty i b O 3 40A 40A."
  • Left. Pioneer - 1-Channel Class D Mono Amplifier - Black.
  • Back. Pioneer - 1-Channel Class D Mono Amplifier - Black.
  • Pioneer Class D Mono Amplifier. Power/Protect/L/R/Norm/H. 6.5V 0.2V Gain 125 200 60 40 240 FREQ .1... Bass Boost Remote Output Input.
  • Alt View 12. Pioneer - 1-Channel Class D Mono Amplifier - Black.
  • The text on the image reads: "Pioneer GM-DX871 1600WMax Class D Mono Amplifier - 1 CH. CAN. 1600WMax."
  • Alt View 14. Pioneer - 1-Channel Class D Mono Amplifier - Black.
  • 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 - 1-Channel Class D Mono Amplifier - Black

Model:
GM-DX871
SKU:
6321733
Highly rated by customers for:
$199.99
Save $50
Comp. Value: $249.99

Customer reviews

Rating 4.5 out of 5 stars with 269 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 love the 1-Channel Class D Mono Amplifier for its power, sound quality, and compact size. Users find it easy to install and appreciate its performance for the price. However, some customers have reported issues with the amplifier overheating.

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 12 Showing 221-240 of 269 reviews

  • Good product

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

    So far very satisfied with this product. Its hooked up to 2 kicker 12's.

    I would recommend this to a friend

  • Great product

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

    This product has been performing as expected and i value best buy deals

    I would recommend this to a friend

  • Does what’s its supposed to.

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

    Little smaller than the last, but gets the job done. I like the bass booster controller as well.

    I would recommend this to a friend

  • The amp right price

    |
    |
    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My husband loved this it was a gift I purchased for his birthday in August

    I would recommend this to a friend

  • Good product.

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Came with extra supplies I needed thank you for this awesome amp.

    No, I would not recommend this to a friend

  • great amp

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

    increased my sound tremendously.perfect sound enhancement to any system .

    I would recommend this to a friend

  • Quality

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

    So far so good my music sounds great in my truck thanks Erica

    I would recommend this to a friend

  • GREAT JOB DONE!

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

    Job well done! Everything works great and sounds nice just the way I like it.

    I would recommend this to a friend

  • A good car amplifier

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

    My son put this on 2 12" sounds great. It's pretty loud in the car Nissan sentra.

    I would recommend this to a friend

  • .

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    .,. Hhjjjjn Kjjnnñ,...................

    No, I would not recommend this to a friend

  • Great product

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great product! Works perfectly. I would highly recommend it.

    I would recommend this to a friend

  • Great sound

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a great amp to have in your car or truck it’s the best

    I would recommend this to a friend

  • Good quality

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

    Great quality for the price! I would definitely recommend!

    I would recommend this to a friend

  • awesome

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

    I am happy to so I bought this one the product is awesome

    I would recommend this to a friend

  • Junk

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

    Only lasted about a month, soon as the return window was closed it died. My brother has also had the same issue with the same amp. Do not buy, extremely dissatisfied.

    No, I would not recommend this to a friend
    • Brand response from Pioneer Electronics Team
      Posted .

      I am sorry to hear you had a problem with your GM-DX871.
      Please contact our Product Support at 1-800-421-1404, select option 1.
      They will provide troubleshooting assistance, as it is not normal for the amplifier to fail. PUSATechAnswers

  • Great product

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

    It is a good product I recommend it to everybody great

    I would recommend this to a friend

  • Powerful

    |
    |
    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I am pushing 2 12” Rockford P3’s with no problem at all

    I would recommend this to a friend

  • GREAT

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

    Great product. Does exactly what it is supposed to.

    I would recommend this to a friend

  • It’s okay

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

    Class D amps are really hard to fry. But now pioneer isn’t a really good brand. Back in the day they were but now they have other companies manufacture their products. I do not recommend getting anything Pioneer .

    No, I would not recommend this to a friend

  • Get a higher output amp

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

    Spend the money on a better amp. Goes into safety mode at high volume with a simple 12 inch sub

    No, I would not recommend this to a friend
    • Brand response from PioneerCustomerSupport
      Posted .

      Hi Perrin!

      Thank you for taking the time to review our Pioneer - 1-Channel - Class D, 1600w Max Power - Mono Amplifier, we're very sorry to read you are experiencing this issue with one of our products, please contact our customer service at 1 (888) 287-7658 Daily 8am - 9pm CT, we'll be more than happy to assist you regarding this matter.

      Pioneer Support
      Alvin
      http://www.usca.pioneer-tv.com BBY-ExBrand_Best_Buy_Pioneer

Page 12, Showing 221-240 of 269 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.