It is powered by a 1.6 litre "B16" inline-four engine which was not used on regular Civic models. The engine is notable for its 8,000 rpm redline and special VTEC variable valvetrain system.
Need for Speed: Underground
It has a high top speed thanks to the high-revving engine, although this comes at the cost of acceleration. Handling-wise, the Civic Si performs decently.
Samantha drives a modified White Kitten themed Civic Si, which is obtained by TJ during a later stage in Underground Mode. TJ's car is featured with a slight alteration of Samantha's Hello Kitty livery.
Need for Speed: Underground 2
The Civic Si appears in the North American release of Need for Speed: Underground 2 as a starter car.
It is the fastest accelerating Stage 1 car, and is capable of reaching a high top speed.
|Unlock||Available from the beginning (NTSC release)|
|0 - 60 mph||0 - 100 mph||Top Speed||Torque||Power|
|Stock||7.24 seconds||20.70 seconds||127.0 mph (204 km/h)||111.4 ft-lb||158.7 bhp|
|Fully Upgraded||3.11 seconds||7.92 seconds||216.0 mph (348 km/h)||283.9 ft-lb||454.3 bhp|
|Need for Speed: Underground - Vehicles|
|Vehicles||Acura Integra Type R (Honda Integra Type R) · Acura RSX · Dodge Neon · Ford Focus · Honda Civic Si · Honda S2000 · Hyundai Tiburon GT (Hyundai Coupe) · Mazda Miata (Mazda MX-5 · Mazda RoadsterJP) · Mazda RX-7 · Mitsubishi Eclipse · Mitsubishi Lancer · Nissan 240SX · Nissan 350Z (Nissan Fairlady ZJP) · Nissan Sentra SE-R Spec V · Nissan Skyline GT-R · Peugeot 206 · Subaru Impreza · Toyota Celica · Toyota Supra · Volkswagen Golf GTI|
|Traffic||Civil Car · Pickup Truck · SUV · Taxi · Van|
|Parentheses () denote vehicle names in European and Asian releases, JP denotes vehicle names in Japanese releases|