David J Millard

2025 Civic Si Engine. For the first time in civic si history, an advanced turbocharged engine powers the civic si coupe and si sedan. Research the 2025 honda civic si with our expert reviews and ratings.

Mpg ratings * (city / highway / combined) 27 /. A cut above the everyday honda civic, the 2025 civic si is an affordable enthusiast’s choice that’s permanently set in sport mode.