PLM Private Label Mfg Power Driven K-Series Header Downpipe for 9th Gen Civic FG 2012+ & ACURA ILX (Catless) features a large 4.25 inch bellmouth design with 3 inch outlet is manufactured from high quality cast stainless steel for superior heat resistance and strength. Unleash the potential of your big displacement K motor with our high flowing 3″ header / downpipe. This product eliminates BOTH OEM catalytic converters. The header / downpipe delivers low to mid end power while utilizing a one piece design which maximizes the engine compartment space, which enables maximum extraction of air flow and increased power.

Air flows smoothly through mandrel bent stainless steel and a high quality stainless steel braided flex pipe section. No modifications are needed as it is a direct bolt-on unit to the OEM exhaust cat-back location.

Vehicle Fitment:

• 2012+ 9th generation Honda Civic Si
• 2013+ Acura ILX

This header / downpipe is ideal for all forms of competition; Autocross, drag racing and road racing.

• Includes gaskets & all necessary hardware

Brand New In Box Made of Stainless steel One year limited warranty Fits 2012+ 9th generation Honda Civic Si and 2013+ Acura ILX Catless FREE ANGLED CEL-FIX Machined CNC-ed manifold flange Flange is .38″ which is just about 3/8″ thick 18G on the S/S. Measured at .049″ to .050″ Bolts directly to OEM catback exhaust location Large 4.25 inch Bellmouth Design Manufactured from High Quality Cast Steel Stainless Steel Construction Precision CNC Mandrel Bent High quality stainless steel braided flex section with interlock liner One Piece Design Eliminating Catalytic Converter Bungs for OEM O2 Sensors & ADDITIONAL Bung FOR WIDEBAND