TOPIC: 2008 Kia Optima Increases MPGs by 121%

According to Linda Englemann at the time of the modification, she reported only 23 mpg's. Now, she is well over 50mpg's!

She has gained more than 27 MPG's!!!

In her video, she reports from 28 to 51. Even that is an increase of more than 80%! And her CO2 emissions dropped by an astounding 80%!!