Not sure which 2003 Chevy S10 Pickup Performance Chips & Programmers are right for you? We have over 3535 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:
"Works great, made a little more low end and high end power but the best part is the 2-3 miles per gallon I gained. For me it will pay for itself in less than a year. I highly recommend it to four cylinders." —Steven G from Buena Vista, GA bought a Jet Performance Module for a 2003 Chevy S10 Pickup.