Ok so i got these rims and i'm dying to put them on my car. i know the bolt pattern is 115 on the 2000 Grand Prix GT but i herd 114.3 can fit but shake at like 55-60 mph and thats a no no where i live there is alot of highway driving usually from 50-70 i know this question is asked all the time but im still a bit of a newbie so please help because some say yes and others say no. The link below are the rims tell me if they fit please they are Sport max 008.

Sportmax Wheels - Style 008 Machined Rims by Sportmax Racing

Thanks in advance
~Vin