How Much Does Spark Plug Replacement Cost in California?
California pricing is above the national average. Updated for 2026.
Spark Plug Replacement Pricing in California
In California, the average cost for spark plug replacement is $270 for all plugs, which is 35% higher than the national average of $200. Most California residents pay between $81 and $608.
California has a higher cost of living than most states, which translates to higher labor rates and material costs. Urban areas within California may be even higher.
Spark plugs ignite the air-fuel mixture in your engine. Worn plugs cause misfires, rough idle, poor fuel economy, and hard starting. Most vehicles have 4-8 spark plugs depending on engine size.
California vs National Average
What Affects Spark Plug Replacement Cost in California?
Engine
4-cylinder: $60-$200. V6: $150-$300. V8: $200-$450
Plug type
Copper: $2-$5 each. Platinum: $5-$15 each. Iridium: $8-$20 each. Double platinum: $10-$25 each
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Top-Rated Spark Plug Replacement Pros in California
5 providersRapid Auto Center
🏆 SPONSOREDProudly serving CA since 1999. Licensed, insured, and committed to excellence.
Champion Mechanics
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💡 Tips to Save on Spark Plug Replacement in California
- 1.DIY is straightforward on most 4-cylinder engines with basic tools
- 2.Iridium or platinum plugs cost more but last 60,000-100,000 miles
- 3.Don't pay for premium plugs if your car only needs copper
- 4.Bundle with other ignition maintenance (wires, coils) for labor savings
📈 Spark Plug Replacement in California Cost Trends (2020–2024)
Prices have increased +17.9% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $229 | — |
| 2021 | $239 | +4.4% |
| 2022 | $255 | +6.7% |
| 2023 | $262 | +2.7% |
| 2024 | $270 | +3.1% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Spark Plug Replacement in California
Recent Reports
Frequently Asked Questions
How often should spark plugs be replaced?
Copper plugs every 20,000-30,000 miles. Platinum or iridium plugs every 60,000-100,000 miles. Check your owner's manual for your car's specific interval.
Spark Plug Replacement Cost in Other States
Related Cost Guides for California
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