I don't doubt that. $60 each on ebay = Chinese knock offs. But they should still work, for a while at least 🙂
Versus $95 for the genuine article? Just have Summit price match it to avoid potential scams and ensure great customer service.
https://www.amazon.com/dp/B00DMPQYHI/?tag=gbody-20
That's the last place you value engineer a forced induction engine.