About Performance Chips
Mercury Cougar enthusiasts rejoice! NAPA Online is proud to stock the most reliable and trusted Mercury Cougar performance chips on the market. From trusted brands like DiabloSport and Hypertech, we have a wide selection of programmers and tuners to choose from to get the most out of your ride. Whether you're looking for a simple street tune or a full-blown race engine program, our team of experts are here to help you find what you need. Plus, with our Same Day Store Pickup option, you can have your new performance chip in hand in no time!