What Factors Affect the Spark Plugs replacement cost
Engine model and size affect spark plug replacement cost.
The number of spark plugs affects replacement cost.
The labor and location of the mechanic affect spark plug replacement cost.
The brand of spark plug affects the replacement cost.
Where the spark plugs are purchased also affects the replacement cost.
Because it is cheaper to buy aftermarket parts as compared to dealership
Often, the labor cost of an independent mechanic is lower than that of a certified garage mechanic.