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GM Genuine Parts 42856227 Audio Amplifier

Rated5.0(3 ratings)Only 3 left

Good price

$196.88 is 9% below the $218.12 it normally sells for, and the lowest we've seen in 143 days.

Now
$196.88
Normally
$218.12
Lowest in 143 days
$196.88(Nov 12)
Highest
$301.70
Evidence: Strong143 days tracked8 price changes

Where today's price sits

View on amazon.com (opens in a new tab)

Prices change. Confirm the price on Amazon before you buy. TrackPin may earn a commission if you buy, at no cost to you; it never changes a verdict.

Get an email when the price drops

Good: 5%+ below normal. Great: 20%+ below. One email when it happens, at a price below today's $196.88. No account, no newsletter.

Amazon price jumps and real deals, posted on X: @trackpindeals (opens in a new tab)

Price history

Tracked since Jun 22 · 143 days · 8 price changes

Ahead of Black Friday 2026 (Nov 27), it is already 9% below its normal price of $218.12. GM Genuine Parts 42856227 Audio Amplifier price history, checked Nov 12, 2026: current price $196.88, normal (typical) price $218.12, average $256.70 over 143 days, lowest $196.88 (Nov 12, 2026), highest $301.70 (Jul 29, 2026).

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $218.12
  • 5% or more below normal

How often does it drop below normal?

In the 143 days we've tracked it, this is the first time it has stayed 5% or more below today's normal price for an hour or more. It has been below normal for less than a day so far.

A count of what happened, not a prediction.

Other ways to buy

  • New from

    $196.88

    Amazon.comFulfilled by Amazon · Seller rating 100%

More real deals in Automotive

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B0DFQJXWQK
Request
curl https://trackpin.co/api/v1/product/B0DFQJXWQK \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 23:51 UTC
{
  "asin": "B0DFQJXWQK",
  "title": "GM Genuine Parts 42856227 Audio Amplifier",
  "image": "https://m.media-amazon.com/images/I/712FUQX3MSL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "Automotive Parts and Accessories",
  "category_label": "Automotive",
  "in_stock": true,
  "price": {
    "current_cents": 19688,
    "reference_cents": 21812,
    "discount_pct": 9.74,
    "is_deal": true,
    "observed_at": 1794526932589,
    "changed_at": 1794487945113,
    "checked_at": 1794526932589,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 9.74,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $196.88 is 9% below the $218.12 it normally sells for, and the lowest we've seen in 143 days."
  },
  "listing_claim": null,
  "stats": {
    "min_cents": 19688,
    "max_cents": 30170,
    "avg_cents": 25670,
    "history_days": 143,
    "price_levels": 216,
    "price_changes": 8,
    "distinct_prices": 8,
    "lowest_at": 1794487945113
  },
  "history": [
    {
      "price_cents": 22857,
      "from": 1791107606942,
      "to": 1791891815024
    },
    {
      "price_cents": 22369,
      "from": 1791896302348,
      "to": 1792501798199
    },
    {
      "price_cents": 22633,
      "from": 1792516959508,
      "to": 1794127396158
    },
    {
      "price_cents": 21812,
      "from": 1794145214441,
      "to": 1794472301098
    },
    {
      "price_cents": 19688,
      "from": 1794487945113,
      "to": 1794526932589
    }
  ],
  "last_seen": 1794526932589
}
// … 211 more steps in the full response

Normal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.