This product claims to increase gas mileage up to 31% and horsepower up to 35%. Anybody have any info on this product? I'm calling b.s.

http://cgi.ebay.com/ebaymotors/Bette...15956707QQrdZ1

__________________
2006 Jet Black X5 3.0 / Tan leather
Premium | Cold Weather | Rear Climate | Xenons | Dark poplar wood