Honda Civic Si FG 12-15 Acura ILX 13-15 Header Downpipe Acura Outlet Fitting: -6AN 9/16"-18 Female

Outlet Fitting: -6AN 9/16"-18 Female

Optional accessories that are sold separately include a -10 ORB fitting inlet pre-filter (for use with in-tank installations)

Fitting: 96-00 Civic DX/LX SOHC D15 S40 (White 35mm ID speedo gear on diff)

074" Aluminum Shell

Honda Civic Si FG 12-15 Acura ILX 13-15 Header Downpipe Acura Outlet Fitting: -6AN 9/16"-18 FemaleThe PLM Power Driven K Series Header Downpipe for 9th Gen Civic FG 2012 2015 and Acura ILX 2013 2015 features a large 4. 25" bell mouth design with a 3" outlet. No modifications are needed as it is a direct bolt on to the OEM cat back location. Vehicle Fitment: Honda Civic Si FG 2012 2015 (9th generation) Acura ILX 2013 2015 Key Features: High flow, 200 cell, metallic core catalytic converter Includes gaskets and hardware Includes O2 sensor adapter