MagnaFlow Conv Universal 2.25 with single O2 OEM

MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51235 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.This Part Fits: Year Make Model Submodel 1999 Acura NSX Alex Zanardi Edition 1995-2001,2004-2005 Acura NSX Base 1995-2003 Acura NSX T 1997-2005 Audi A4 Base 2003-2006 Audi A4 Cabriolet 1999-2005 Audi A4 Quattro Avant 1997-2005 Audi A4 Quattro Base 2001-2002,2004-2008 Audi S4 Avant 2000-2002,2004-2008 Audi S4 Base 2004-2009 Audi S4 Cabriolet 2007-2010 Audi S6 Base 2007-2009 Au