Crossroadzdirect.com knows what you want and need to get every bit of horse power from your 2005+ Ford Mustang. Your Cold Air Intake, custom exhaust, headers, throttle body, and premium gas are not being used to thier full potential because the computer in your Ford Mustang still thinks everything is stock. When you place an order for our Mustang Performance Chips we get all the details for your Ford Mustang and program your chip for your specific setup. These chips can be reprogrammed when you decide to make more changes to your pony. This upgrade is probably the easiest most rewarding upgrade you can do for your 2005+ Ford Mustang.