Price History for Platinum Spark Plug
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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 31, 2026 | $6.19 |
| Jul 1, 2026 | $6.38 |
| Jun 24, 2026 | $6.29 |
| Jun 17, 2026 | $5.71 |
| Jun 10, 2026 | $5.19 |
| Jun 5, 2026 | $4.71 |
| Jun 1, 2026 | $6.19 |
| May 25, 2026 | $5.71 |
| May 19, 2026 | $5.19 |
| May 4, 2026 | $4.71 |
| Apr 26, 2026 | $4.64 |
| Apr 19, 2026 | $4.22 |
| Dec 14, 2025 | $3.83 |
| Dec 9, 2025 | $3.83 |
| Nov 29, 2025 | $3.83 |
| Nov 16, 2025 | $3.83 |
Analysis
Platinum Spark Plug price analysis
Price analysis for Platinum Spark Plug at Home Depot: Today's price is $6.19. Current price is 2% below the 90-day average of $6.29 (a $0.10 below the running mean).
- Currently listed at $6.19, which is $2.36 above the original MSRP of $3.83.
- Current price is 2% below the 90-day average of $6.29 (a $0.10 below the running mean).
- The lowest recorded price on PriceWatchPro was $3.83 on November 16, 2025. That's $2.36 below today's price.
- The highest recorded price on PriceWatchPro was $6.38 on July 1, 2026. Today's price is $0.19 below that peak.
- Across 15 tracked price changes, the listing has dropped 1 times with an average drop of $1.48.
- PriceWatchPro has been tracking this listing since November 16, 2025 (308 days of price history).
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