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 |
|---|---|
| Jul 14, 2026 | $6.78 |
| Jul 2, 2026 | $6.99 |
| Jul 1, 2026 | $6.78 |
| Jun 23, 2026 | $6.99 |
| Jun 22, 2026 | $6.78 |
| Jun 10, 2026 | $6.99 |
| Jun 3, 2026 | $6.64 |
| May 27, 2026 | $6.03 |
| May 20, 2026 | $5.48 |
| May 19, 2026 | $4.98 |
| May 15, 2026 | $6.03 |
| May 8, 2026 | $5.48 |
| May 7, 2026 | $4.98 |
| May 1, 2026 | $6.64 |
| Apr 23, 2026 | $6.03 |
| Apr 16, 2026 | $5.48 |
| Apr 15, 2026 | $4.98 |
| Jan 22, 2026 | $6.89 |
| Jan 21, 2026 | $6.68 |
| Jan 20, 2026 | $6.89 |
| Jan 16, 2026 | $6.99 |
| Jan 15, 2026 | $6.68 |
| Jan 13, 2026 | $6.89 |
| Jan 5, 2026 | $6.99 |
| Dec 24, 2025 | $6.48 |
| Dec 19, 2025 | $6.68 |
| Dec 14, 2025 | $5.66 |
| Dec 7, 2025 | $5.66 |
| Nov 15, 2025 | $5.66 |
| Nov 3, 2025 | $5.66 |
Analysis
Double Platinum Spark Plug price analysis
Price analysis for Double Platinum Spark Plug at Home Depot: Today's price is $6.78. Current price is 6% above the 90-day average of $6.41 (a $0.37 above the running mean).
- Currently listed at $6.78, which is $1.12 above the original MSRP of $5.66.
- Current price is 6% above the 90-day average of $6.41 (a $0.37 above the running mean).
- The lowest recorded price on PriceWatchPro was $4.98 on April 15, 2026. That's $1.80 below today's price.
- The highest recorded price on PriceWatchPro was $6.99 on January 5, 2026. Today's price is $0.21 below that peak.
- Across 29 tracked price changes, the listing has dropped 3 times with an average drop of $1.54.
- PriceWatchPro has been tracking this listing since November 3, 2025 (276 days of price history).
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