US Car Tool A518 Cross member

Everytime I Google that number, I don't come up with a factory mount, only a poly mount. I also work at a GM dealer and that doesn't come up as a valid GM part no. Where did you get yours?
I looked at an Oldsmobile application.
Everytime I Google that number, I don't come up with a factory mount, only a poly mount. I also work at a GM dealer and that doesn't come up as a valid GM part no. Where did you get yours?

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