All the V6 model cars get the same wiring harness regardless of options. The options get added further along the assembly line. For example when I was fixing my girlfriends 2000 ford Taurus I found a fuse for a car phone. No car phone.
2016 1SS 6.2L LT1 Manual 6-Speed
, Front Emblem Blackout, Rear Bowtie Delete, Side emblem delete, Phastek Side Marker Tint, GM Black Taillights, $23.57 of Premium Gas this morning