Spark plug replacement in New York, NY typically costs $80–$180 on a 4-cylinder engine and $220–$400 on a V6 or V8. The engine size sets the price — more plugs and harder access cost more — so a quote for the wrong cylinder count is the wrong quote.
Typical in New York, NY: 4-cylinder $80–$180; V6/V8 $220–$400.
Misfires, a flashing check-engine light, or stalling — book service promptly; driving on a misfire can damage the catalytic converter.
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Data by Servik — verified local pros from official license records and public sources. Cost figures are typical ranges, not quotes; a pro's written estimate is the real number.