Reviewed By alejandro m (marietta, GA) Reviewed for a 2002 BMW X5 —1/3/2012 9:03 PM
This a great product, everyone should have it on their cars.
Reviewed By William H (Huntsville, AL) Reviewed for a 2002 BMW X5 —4/18/2007 1:45 PM
I noticed a difference in (better) engine responsiveness right away! Cannot accurately determine MPG figures due to city driving. Maybe I can report back later when I get some highway driving! No regrets! Just smiles!