Not sure which 2003 Ford Focus Spark Plugs are right for you? We have over 146 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"So far so good not many mies jet but with tune-up can tell difference added new plug wires also." —John M from Pueblo, CO bought a Pulstar Performance Series Spark Plugs for a 2003 Ford Focus.