This is the Catback Exhaust System 4″ Round Muffler Tip For 06-11 Honda Civic FG2 Si Coupe 2.0L DOHC, stocked in our warehouse and backed by a free fitment check.

Exhaust components manage heat, flow and sound while meeting emissions requirements. Fit new gaskets and hardware rather than reusing corroded fasteners.
If your build is unusual, tell us and we will confirm the catback exhaust system 4″ round muffler against it.
The catback exhaust system 4″ round muffler ships protected, because a damaged part helps nobody.
Drivers choose the catback exhaust system 4″ round muffler here for honest specification detail and quick dispatch.
Buyers comparing the catback exhaust system 4″ round muffler will find the specification detail on this page rather than in a catalog footnote.
Every catback exhaust system 4″ round muffler order goes through the same fitment review.
Ordering the catback exhaust system 4″ round muffler takes a minute and the confirmation reaches you straight away.
What you are buying
- Engine: 2.0L
- Category: Major Pipe
- Price: $188.82 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
Upgrading vehicle exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.
- Material: Stainless Steel
- Color: Metallic
- Finish: Polished
- Tube: 2.25″ Tubing
- Inlet/Outlet: 2.25″/2.25″
- Muffler: 4.00″ Round Muffler Tip
- TIG Welded CNC Machine Flange for Resistance against Pressure and Corrosion
- Aggressive Deep Sound while Ensures Smooth Exhaust Gas Flow
- Significant Driving Improvement: Designed for high performance as well as meeting sound level standards & deep throaty tone, Race-Inspired Straight-Thru Design piping for maximum air flow.
- Built to last: This Exhaust System designed and built with Quality & Last for long Life. Properly sized tubing for maximum flow and is finished off with a low restriction racing muffler. Made of the finest material that meets high endurance, light weight, and excellent fit.
- Performance: Improve overall performance, Increase Horsepower and Torque, Dyno Proven to Instantly Increases 10 -20 Horsepower/Low End Torque.
- This Exhaust System is engineered to fit the follow specific vehicle. Since the item is designated as Racing, Off-Road, Or Show Use Only, We Do Not imply or offer install warranty.
Application:
For 2006-2011 Honda Civic FG2 Si Coupe 2.0L DOHC
Remark:
Installation: Since the item is designated as Racing, Off-Road, Or Show Use Only, We Do Not imply or offer any warranty.
Product Content:
- 1x Catback System Kit
Hardware as Shown in the Picture Above
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- BFC-CATB-HC06SI
We would rather answer a question before you buy than process a return afterward, so ask freely.
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Finished surfaces are wrapped and hardware is bagged, so the part arrives ready to install.
Background reading that is not trying to sell you anything: the Car Care Council maintenance tips.
Common questions
How do I know this is the right part?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
When will my order dispatch?
Orders placed before early afternoon on a business day usually leave our USA warehouse the same day, and tracking is emailed when the label is created.
Can I return this part?
Contact support before removing or returning anything, so the right process starts on the first message and nothing is voided by accident.
How do you protect it in transit?
We verify flange and diameter specification on exhaust orders before they ship.
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