2025 Civic Si Engine. Detailed specs and features for the 2025 honda civic si including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. Find specs and features for the 2025 honda civic si including dimensions, horsepower, engine, capacity, fuel economy, transmission, safety rating, drivetrain and more.
See detailed specs, features, packages and dimensions by trim level for the 2025 honda civic si. Use for comparison purposes only.