How Much to Replace Spark Plugs: Cost Breakdown and Tips

Here’s a table estimating the cost to replace iridium spark plugs for four, six, and eight-cylinder engines. The costs can vary depending on the vehicle model, location, and service provider, but the table provides a general idea. Engine Type Average Cost per Spark Plug Total Cost Range (Including Labor) 4-Cylinder $15 – $25 $100 – … Read more