I just had Fog Lights installed on my 2012 Civic Sedan4DR...I was getting 40MPG even going 80 MPH and now I can't get past 32.9MPG for my life...even holding 60-65 mph...so what gives, how did I lose so much MPG...I'm thinking the bumper did not get put back on properly??? also....the Fog lights....so they ONLY go on with headlights???? My acura allowed my fog lights to go on w/o the headlights being on....sure need some help on all this.....any ideas...I want my 40MPG back!