I bought some GT500 47lb injectors to use on my 13' GT, now I know I am going to need a "spacer kit" I have done that much research on it but are these what I am after?
Ford Racing 2011 Shelby GT500 Fuel Rail Spacer Kit - Fuel Injectors - Fuel Delivery - 2011-2014 Mustang GT 5.0L
Ford Racing 2011 Shelby GT500 Fuel Rail Spacer Kit - Fuel Injectors - Fuel Delivery - 2011-2014 Mustang GT 5.0L