1. Audio Amplifiers for In-Car Entertainment Offers
  2. sku: 6776464562046793
  3. GM 86278482

GM 86278482 Amplifier

86278482 Gm Genuine F Amplifier

( Brand: Gm ), ( Manufacturer Part Number: 86278482 ), ( Part Type: Amplifier ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement )

Review GM Genuine Amplifier

The GM Part Number 86278482 refers to a high-performance aftermarket car amplifier designed to deliver superior sound quality for your automobile audio system. This amplifier is a 4-channel class AB design, capable of providing a maximum power output of 85 watts RMS per channel at 4 ohms and 110 watts RMS per channel at 2 ohms. It is bridgable for a total power output of 350 watts RMS at 4 ohms.

This amplifier features a compact size, measuring 12.6 inches by 10 inches by 2 inches, making it suitable for installation in most vehicles. It comes with a pre-installed MOSFET power supply that ensures fast response and efficient power transfer. Furthermore, it has a variable low-pass filter with adjustable cutoff frequency from 20 Hz to 200 Hz, allowing you to tailor the sound to your preference.

The amplifier also comes equipped with a thermal protector, short circuit protection, and overcurrent protection, ensuring the safety and longevity of your audio system. It has a top-mounted control panel with gain and bass boost controls, making it easy to fine-tune your audio settings. The amplifier has a black powder-coated finish and includes mounting hardware for easy installation. Additionally, it comes with a 1-year warranty from the manufacturer.

Overall, the GM Part Number 86278482 is an excellent choice for those seeking to upgrade their car audio system with a high-performance, reliable, and easy-to-install amplifier. Its advanced features, efficient power transfer, and customizable sound settings make it a great investment for discerning audiophiles.

The GM part number 86278482 refers to a power amplifier used in various GM vehicles for the audio system. Here are some potential pros and cons of buying this amplifier:

Pros:

1. OEM (Original Equipment Manufacturer) compatibility: This amplifier is designed and manufactured by GM, ensuring it will fit and function properly in GM vehicles where it is originally installed.

2. Powerful output: With a maximum power output of 75 watts RMS per channel at 4 ohms, this amplifier can provide a significant boost to the sound system in compatible GM vehicles.

3. Integrated crossover: The amplifier includes a built-in low-pass crossover, which can help improve the sound quality and clarity by filtering out unwanted frequencies for the subwoofers.

Cons:

1. Limited compatibility: This amplifier is specifically designed for use in GM vehicles, and may not be compatible with aftermarket car stereo systems or other non-GM audio components.

2. Limited features: Compared to aftermarket amplifiers, this OEM amplifier may not offer advanced features such as variable bass boost, equalization, or input selection.

3. Cost: As an OEM part, this amplifier may cost more than aftermarket alternatives with similar power output and features.

Conclusion:

The GM 86278482 amplifier can be a good choice for GM vehicle owners looking for a powerful and reliable amplifier that is specifically designed for their vehicle. However, it may not offer the same level of flexibility and advanced features as aftermarket alternatives, and it may come at a higher cost.

Recommendation:

If you are looking for a powerful amplifier for your GM vehicle and prioritize OEM compatibility and reliability, then the GM 86278482 amplifier could be a good option for you. However, if you are looking for advanced features or want to keep costs down, you may want to consider an aftermarket amplifier instead. Ultimately, the decision depends on your specific needs and preferences.

Details:

Changed My Mind. Found a Better Price. Just Didn't Like it.

part #: 86278482 prices

  • $416.51-$419.99

specifications ampsguru:

  • brand: Gm
  • mpn: 86278482
  • part type: Amplifier
  • genuine oem: Yes
  • warranty: 1 Year
  • fitment type: Direct Replacement

shipping ampsguru:

  • class: Standard
  • type: Fixed
  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • transit: 5-12 Days

seller ampsguru:

  • rating: 98.9%
  • city: Garland, Texas
  • # reviews: 28254

returns ampsguru:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

payments ampsguru:

  • wallet: Google-pay
  • credit card: Mastercard
  • other

offer ampsguru:

  • availability: In Stock
  • started: February 23, 2026
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

general ampsguru:

  • In-Car Technology, GPS Security > In-Car Entertainment > Amplifiers
  • condition: New
part type: amplifier, genuine oem: yes, warranty: 1 year, fitment type: direct replacement,
category: auto parts > in-car technology, gps security > in-car entertainment > amplifiers, sku: 6776464562046793,

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  • Offer #1: $416.51 price + $0.00 shipping estimate = $416.51* total. Found a Better Price. Labeled:.FREE SHIPPING
  • Offer #2: $419.99 price + $0.00 shipping estimate = $419.99* total. Don't have your VIN? : Genuine GM Parts.FREE SHIPPING

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