Not sure which 2005 Chrysler 300 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:
"I had my mechanic put it on of course he said it needed minor modification fitting it in it's limited space where the computer goes but other than that it works great better shifting and more power i noticed it a few miles in to driving my 300 Chrysler i have 22" rims so that deffinetely slowed my tork but once i put the module on it certainly helped and made a diference!!!" —Norman G from Burbank, CA bought a Jet Performance Module for a 2005 Chrysler 300.