If you're in the city, driving on the hills, that's the answer right there.JJLuDe said:well i live in san francisco and maybe thats why i get ****ty mileage on it. my cars a 1996 with about 103k miles. im putting in new rotor, cap, ngk spark plugs and ngk (blue) wires. im gonna also try to do the fuel filter. i didnt know the air filter can cause that much damage on gas mileage.