Spark Plug Replacement Cost: The Ultimate 2025 Guide

Your engine thrives on precise timing, and spark plugs are at the heart of that ignition process. When they wear out, you might notice sluggish starts, rough idling, or poor fuel efficiency. Understanding spark plug replacement cost empowers you to avoid overpaying, maintain your vehicle wisely, and protect engine health. This comprehensive guide covers everything—from plug types and labor breakdowns…