Price History for Double Platinum Spark Plug
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Double Platinum Spark Plug
Autolite spark plug's built a reputation in the automotive industry for quality and craftmanship. We manufacture spark plug's for virtually every automobile on the road today. Autolite spark plug's are availabl
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Aug 1, 2026 | $7.92 |
| Jul 14, 2026 | $8.96 |
| Jul 13, 2026 | $9.24 |
| Jul 6, 2026 | $8.72 |
| Jul 5, 2026 | $7.92 |
| Jun 30, 2026 | $8.96 |
| Jun 29, 2026 | $9.01 |
| Jun 28, 2026 | $8.19 |
| Jun 26, 2026 | $8.96 |
| Jun 25, 2026 | $9.05 |
| Jun 19, 2026 | $8.22 |
| Jun 14, 2026 | $7.47 |
| Jun 11, 2026 | $7.70 |
| May 1, 2026 | $7.42 |
| Apr 23, 2026 | $6.74 |
| Apr 16, 2026 | $6.13 |
| Apr 6, 2026 | $5.57 |
| Dec 14, 2025 | $5.06 |
| Nov 21, 2025 | $5.06 |
| Nov 4, 2025 | $5.06 |
| Oct 24, 2025 | $5.06 |
Analysis
Double Platinum Spark Plug price analysis
Price analysis for Double Platinum Spark Plug at Home Depot: Today's price is $7.92. Current price is 7% below the 90-day average of $8.49 (a $0.57 below the running mean).
- Currently listed at $7.92, which is $2.86 above the original MSRP of $5.06.
- Current price is 7% below the 90-day average of $8.49 (a $0.57 below the running mean).
- The lowest recorded price on PriceWatchPro was $5.06 on October 24, 2025. That's $2.86 below today's price.
- The highest recorded price on PriceWatchPro was $9.24 on July 13, 2026. Today's price is $1.32 below that peak.
- 30-day trend: trending down 14.3% from $9.24 to $7.92.
- Across 20 tracked price changes, the listing has dropped 3 times with an average drop of $0.95.
- PriceWatchPro has been tracking this listing since October 24, 2025 (286 days of price history).
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Snapshot
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