any negative effects with steeda undedrive pullies?

[03redfiregt]

I am thinking about getting steeda underdrive pullies. BUt i have always been afraid of having charging or clooling problems. Has anybody had any bad experiences with them. if so list. ANy help makeing up my mind would be great.

 

[RedLine01]

Nope no problems it all except if you ever put a blower on the car or a electric water pump then the pullies need to come back off like mine did. Then its a waste of money and they sit in the cubbard and collect dust like mine.