How Much Does Spark Plug Replacement Cost in New Jersey?
New Jersey pricing is above the national average. Updated for 2026.
Spark Plug Replacement Pricing in New Jersey
In New Jersey, the average cost for spark plug replacement is $250 for all plugs, which is 25% higher than the national average of $200. Most New Jersey residents pay between $75 and $563.
New Jersey has a higher cost of living than most states, which translates to higher labor rates and material costs. Urban areas within New Jersey 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.
New Jersey vs National Average
What Affects Spark Plug Replacement Cost in New Jersey?
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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💡 Tips to Save on Spark Plug Replacement in New Jersey
- 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 New Jersey Cost Trends (2020–2024)
Prices have increased +17.9% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $212 | — |
| 2021 | $221 | +4.2% |
| 2022 | $235 | +6.3% |
| 2023 | $242 | +3.0% |
| 2024 | $250 | +3.3% |
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 New Jersey
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
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