HS12HC4G3S
2012-2015 Honda Civic Si SEDAN
- New gaskets and hardware
- 304 stainless steel construction
- 2.76″ Inch piping diameter
- 4.33″ Inch stainless exhaust tip
- Resonated mid pipe
- Exhaust hangers welded onto the OEM locations to make for a direct fitment
Notes: Ask yourself: “Do I love the sound of a healthy K series?” Your answer is definitely yes if you’re reading this. The Q300 for the 9th gen Civic Si is sweet! 3″ tubing, mandrel bent, CNC cut flanges…sweet stuff for sure. Help that K20 breathe!