What program do I need to change the number of the old injector to the new one?

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You will need a good high-end OBDII scanner tool that can perform injector coding.

This is one such list, but certainly not all inclusive.
https://www.azscanners.com.au/injector- ... can-tools/
or
Search on Google, Amazon, or eBay:> "injector coding scan tool", there are quite a few available now that can perform this function.

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