Few vehicles have as much staying power as the Civic Si sedan. It enters 2018 with a nicely equipped base model. Standard equipment includes: 16” alloy wheels, LED running lights, LED tail lights, splitting/folding rear seating, climate control, 5” touchscreen, parking camera, Bluetooth integration, and basic audio system. Upper trim levels can add a powered sunroof, remote start, larger 18” alloy wheels, foglamps, dual exhaust, leather upholstery, cupholders, collision mitigation system, GPS, smartphone/USB integration, heated/powered front seating, heated rear seating, premium audio system, and more. Powering this sedan is a 2.0-liter four-cylinder engine that’s good for 158 horsepower and 138 pound-feet of torque.