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 |
|---|---|
| Jul 2, 2026 | $4.71 |
| Jun 26, 2026 | $5.15 |
| Jun 19, 2026 | $4.68 |
| Apr 19, 2026 | $4.25 |
| Apr 17, 2026 | $4.68 |
| Apr 16, 2026 | $4.25 |
| Apr 15, 2026 | $4.68 |
| Apr 13, 2026 | $4.25 |
| Apr 6, 2026 | $4.83 |
| Feb 2, 2026 | $4.39 |
| Jan 26, 2026 | $3.99 |
| Jan 24, 2026 | $3.62 |
| Jan 14, 2026 | $4.08 |
| Jan 9, 2026 | $5.99 |
| Jan 2, 2026 | $5.44 |
| Dec 26, 2025 | $4.94 |
| Dec 19, 2025 | $4.49 |
| Dec 14, 2025 | $5.99 |
| Dec 5, 2025 | $5.99 |
| Oct 22, 2025 | $5.99 |
| Oct 21, 2025 | $5.99 |
Analysis
Platinum Spark Plug price analysis
Price analysis for Platinum Spark Plug at Home Depot: Today's price is $4.71. That's 21% off the MSRP of $5.99. Current price is 4% below the 90-day average of $4.93 (a $0.22 below the running mean).
- The current price of $4.71 is 21% (or $1.28) below the MSRP of $5.99.
- Current price is 4% below the 90-day average of $4.93 (a $0.22 below the running mean).
- The lowest recorded price on PriceWatchPro was $3.62 on January 24, 2026. That's $1.09 below today's price.
- The highest recorded price on PriceWatchPro was $5.99 on October 21, 2025. Today's price is $1.28 below that peak.
- Across 20 tracked price changes, the listing has dropped 3 times with an average drop of $1.33.
- PriceWatchPro has been tracking this listing since October 21, 2025 (334 days of price history).
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Snapshot
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