How much horsepower does a 2003 honda civic si have Source Source Source Source Source Source Source Read Also: 2003 Honda civic sir horsepower 2003 Honda cbr954rr horsepower 2003 Honda civic si horsepower 2003 Honda civic si hatchback horsepower 2003 Honda aquatrax f-12x turbo horsepower 2003 Honda crf450r horsepower
