For 06-11 Honda Civic SI Sedan Catback Exhaust System 2.5" Pipe + 4" Muffler Tip

• 100% brand new items, never used or installed.
• Stainless steel N1 single tip catback exhaust system.
• Made by OEM approved manufacturers with materials that meets or exceeds strict OEM requirements.
• Manufactured from CNC machined T-304 stainless steel piping with TIG welded steel flanges.
• Utilizes pre welded hangers for direct bolt-on fitment; no modifications required.
• MEASUREMENTS (Estimated):
  • Tip Diameter: 4.0" / 101.6mm
  • Inlet Diameter: 3.0" / 76.2mm
  • Piping Diameter: 2.5" / 63.5mm
• No installation guides are included, we highly recommend seeking professional installation.

Compatible/Replacement for:

• 2006-2011 Honda Civic Si Sedan

** Fits 4-door sedan models with K20Z3 2.0L DOHC engine only. **