Civic SI 2012+
Civic Si (12-15) 3" Catback Exhaust
$695.00 USD
Video Features Options Complete bolt-on catback exhaust system including 3" midpipe and performance muffler section Features: Full 304 stainless steel system 3/8" thick CNC machined flanges High-flow performance muffler with...
Civic SI (12-15) 3" Header Downpipe
$399.00 USD
Unleash the potential of your big displacement K motor with our high flowing 3" Header Downpipe. This product eliminates BOTH OEM catalytic converters. Available Catless or with a single High...
Gaskets And Hardware Kit for Civic SI (12+) 3" Header Downpipe
$29.00 USD
Installation Gaskets And Hardware Kit ONLY For Civic SI (2012+) 3" Header Downpipe Kit comes with two installation gaskets/nuts and bolts for the header downpipe installation NOTE: Kit does...
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