The Full-Race 8th Gen Honda Civic Si Catback Exhaust Adaptor is a necessary component for connecting a Full-Race exhaust system to various headers. It offers two specific sizing options to ensure compatibility with either the factory 2.5-inch outlet header or a larger 3.0-inch aftermarket header or downpipe. This adaptor allows enthusiasts to easily install a performance cat-back exhaust for maximum flow while maintaining proper connection specifications.

Features

• Adapter available in 2.5-inch and 3.0-inch pipe sizes.
• Specifically designed for installation of the Full-Race 8th Gen Civic Si Catback Exhaust System.
• Available hardware pack includes studs, nuts, and lock washers for ease of installation.

Notes

• Reusing old gaskets and exhaust hardware is not recommended.

Compatibility Notes

• Fits 2006-2011 8th Generation Honda Civic Si (FG Coupe and FA Sedan).
• The 2.5-inch adapter is for use when installing the cat-back to the OEM header.
• The 3.0-inch adapter is for use when installing the cat-back to a 3-inch downpipe or 3-inch header.
  

Specs

• Pipe Sizes: 2.5 inches and 3.0 inches
• Component Type: Catback Exhaust Adaptor