Quote Originally Posted by gotboost3 View Post
i just replaced the narrow band o2 and im catless so the 2nd one is unplugged....i remote start my car alot and it sits and idles could that be it because my aeroforce reads an average mpg of 21
yes, My remote start kills my MPG! and having your o2 just unplugged doesent help. get a o2 delete ZZ Performance