2003 Honda Civic Si - Hondata Civic Si Reflash - Proving Grounds
Trying to squeeze some extra power from the K20A3 engine.
Project Honda Civic Si: Honda Factory Performance
Project Si has great suspension, some usable power under the hood, but was in need of a slight makeover.
2007 Civic Si Sedan - Project Si: Initial Bolt-ons
Hondata, Vibrant, and Raceline get the ball rolling.
Eighth-Generation Civic— The Highs And Lows - Investigative
What to watch for when shopping for a used ’06–’10 model.