Fitment Information Honda Civic (1996, 1997, 1998, 1999, 2000) Coupe or Sedan Will not fit the 3DR hatch Select your Civic EK Trim when ordering Specs & Features 2.5" exhaust piping 4.25" exhaust tip This Yonaka Motorsports catback exhaust system is made of fully polished stainless steel. Expect a quiet, clean, deep hum, without that irritating mid range raspy sound.   Some people have said this exhaust is very similar in sound and appearance to the APEXi WS2 exhaust.