Brand new 2023 Honda Civic Sedan SI in stock now! With Sonic Gray color. Civic Si is a front-wheel-drive sport compact sweetheart that doesn't cost a lot and is a lot of fun to pilot. Sold exclusively as a four-door sedan and only with a six-speed manual transmission, the Civic Si uses a 200-hp version of the normal Civic's turbocharged 1.5-liter inline-four. Black cloth seats with red stitching and Sport Injected (Si)