Honda Civic Si 2025 Specs. Discover the 2025 honda civic si: Detailed specs and features for the 2025 honda civic si including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.

Research the 2025 honda civic si at cars.com and find specs, pricing, mpg, safety data, photos, videos, reviews and local inventory. Specs datasheet with technical data and performance data plus an analysis of the direct market competition of honda civic si (man.