super-amg

hi , 1 week ago , my MPG they have dropped considerably , i recetly intalls a new headers eurocharged , but jerry told me that with header my MPG it shoulb be a litter better , i run under 3000rpm all week for see , the car give me in the city witn 90f temperature very much traficc , 12 MPG , and know give me 9 mpg ,

i need same help , what cause that high consumption in c32?

Viper98912

Is your supercharger clutch stuck engaged? That would cause boost all the time and higher fuel consumption

super-amg

Not , I have a SC pulley eurocharged

maverik259

dang i get 18mpg city in my stock c55...now with the K&N filters I'm getting like 16mpg and I thought that sucked lol

super-amg

In my contry the fuel have 87 octane and the climate its to hot

maverik259

ahh...well some things that can affect it are tires, air filter, fuel filter, etc