Price History for Spark Plug
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Spark Plug
Bosch OE Fine Wire Platinum Spark Plugs deliver improved ignitability and fuel efficiency. The fine wire design with a platinum firing pin on the center electrode and tapered ground electrode are an economical
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Price History Chart
Recorded price history
Showing the 30 most recent of 35 recorded prices.
| Date | Price |
|---|---|
| Sep 8, 2026 | $9.95 |
| Sep 7, 2026 | $10.94 |
| Aug 29, 2026 | $9.95 |
| Aug 25, 2026 | $9.97 |
| Aug 24, 2026 | $10.83 |
| Aug 22, 2026 | $10.99 |
| Aug 21, 2026 | $10.45 |
| Aug 20, 2026 | $8.98 |
| Aug 14, 2026 | $10.99 |
| Aug 13, 2026 | $8.98 |
| Aug 7, 2026 | $10.99 |
| Aug 4, 2026 | $10.28 |
| Jul 30, 2026 | $10.52 |
| Jul 24, 2026 | $9.31 |
| Jul 20, 2026 | $6.88 |
| Jul 13, 2026 | $6.25 |
| Jun 15, 2026 | $5.68 |
| May 30, 2026 | $5.81 |
| May 28, 2026 | $7.96 |
| May 26, 2026 | $8.74 |
| May 24, 2026 | $9.14 |
| May 22, 2026 | $9.36 |
| May 21, 2026 | $7.96 |
| Apr 13, 2026 | $5.68 |
| Apr 6, 2026 | $5.28 |
| Mar 4, 2026 | $4.80 |
| Mar 2, 2026 | $4.36 |
| Feb 25, 2026 | $4.80 |
| Feb 23, 2026 | $4.36 |
| Feb 19, 2026 | $4.80 |
Analysis
Spark Plug price analysis
Price analysis for Spark Plug at Home Depot: Today's price is $9.95. Current price is 2% above the 90-day average of $9.77 (a $0.18 above the running mean).
- Currently listed at $9.95, which is $4.27 above the original MSRP of $5.68.
- Current price is 2% above the 90-day average of $9.77 (a $0.18 above the running mean).
- The lowest recorded price on PriceWatchPro was $4.36 on February 7, 2026. That's $5.59 below today's price.
- The highest recorded price on PriceWatchPro was $10.99 on August 7, 2026. Today's price is $1.04 below that peak.
- 30-day trend: trending down 9.5% from $10.99 to $9.95.
- Across 34 tracked price changes, the listing has dropped 7 times with an average drop of $1.45.
- PriceWatchPro has been tracking this listing since October 26, 2025 (329 days of price history).
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Snapshot
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