2025 Civic Si Engine Specs

2025 Civic Si Engine Specs. Learn the ins and outs about the new 2025 honda civic si manual. Detailed specs and features for the 2025 honda civic si including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.

What engine did the 2025 honda civic si have? The engine powering the 2025 honda civic si was a turbocharged inline 4 (1500 cc | 91.5 cu in.