Yonaka Honda Civic 2001-2005 2DR/4DR Stainless Steel Performance Catback Exhaust (1.7L only) Fully polished stainless steel 2.5" mandrel bent piping 3.5" stainless steel exhaust tip Quiet, clean, and deep hum, without the irritating mid range raspy sound Direct bolt on fit to OEM, all installation hardware included