Price History for Spark Plug
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Spark Plug
NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| May 31, 2026 | $4.29 |
| May 15, 2026 | $5.70 |
| May 6, 2026 | $6.96 |
| May 5, 2026 | $6.83 |
| May 3, 2026 | $4.72 |
| May 1, 2026 | $4.29 |
| Apr 23, 2026 | $6.76 |
| Apr 22, 2026 | $4.56 |
| Apr 11, 2026 | $5.48 |
| Apr 6, 2026 | $3.84 |
| Dec 14, 2025 | $3.49 |
| Dec 11, 2025 | $3.49 |
| Oct 23, 2025 | $3.49 |
| Oct 19, 2025 | $3.49 |
Analysis
Spark Plug price analysis
Price analysis for Spark Plug at Home Depot: Today's price is $4.29. The lowest recorded price on PriceWatchPro was $3.49 on October 19, 2025. That's $0.80 below today's price.
- Currently listed at $4.29, which is $0.80 above the original MSRP of $3.49.
- The lowest recorded price on PriceWatchPro was $3.49 on October 19, 2025. That's $0.80 below today's price.
- The highest recorded price on PriceWatchPro was $6.96 on May 6, 2026. Today's price is $2.67 below that peak.
- Across 13 tracked price changes, the listing has dropped 4 times with an average drop of $1.52.
- PriceWatchPro has been tracking this listing since October 19, 2025 (340 days of price history).
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