I haven’t searched for a while for updates options but these worked for me
US $2.45 2% Off | AMP Tyco 4 Pin Throttle Sensor Plug 1JZ-GTE 2JZ-GTE 1UZ 3SGE TPS Wire Connector Female Male For Toyota 178399-2 184046-1
https://a.aliexpress.com/_mORIOh8
US $0.19 4% Off | Sumitomo 6 Pin 6189-0029...
I was able to put together a short wire jumper that prevented me from having to cut open that loom. I’m not sure it’s worth it because I didn’t do it the suggested way but I gave me peace of mind...