I am unsure about NCS Expert, but I know you can use the MSS60 Binary Modification tool to do it.
Check out the DME Update thread:
https://www.m3post.com/forums/showthread.php?t=1783897
It's a one time license fee to modify your factory program, but worth it if you don't already have an 'aftermarket tune'.
Now, here's the next bit, do you have cats still? if not, removing the SAP would then give you two readiness monitors failed, 1 for cats, 1 for sap.