Streamline Performance Engineering
Ripoff never shipped product, won't return emails and no phone numbe
In April Me and several others ordered a $575 part for our bmw's. This was a group buy on the website known as z4um.com. The product we ordered was a cold air intake (cai). These were to be shipped within 3 weeks. Jay Crouch, president of Streamline Engineering accepted our payments thru paypal. ...