I have a 2003 Civic; anyone know of a computer upgrade published for this car?
I had my '04 Trailblazer upgraded and gained 3 MPG and MUCH smoother transmission shifts. Wonder if same exists for the Civic.
all ecus can be re mapped look in fast car magazine for a local one near you
theres always superchips or diablo sport..they are plug and play so to speak.
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