Not sure which 2005 Ford Focus Performance Chips & Programmers are right for you? We have over 7429 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:
"This tuner is awesome! I installed the performance program. My milage has gone up 2.5 miles per gallon and the horsepower and torque gains are big. It's honestly like driving a different truck. You can't go wrong with this product. Two thumbs way up!!!!!" —Chris H from Burleson, TX bought a Superchips Flashpaq Tuner for a 2005 Ford Focus.