Emission controls in older carbureted engines relied on forcing additional air from pumps and valves located just before the exhaust manifold to ensure better burns. This is known as a secondary air injection system, and today has evolved to increase the efficiency of Catalytic Converters. Failed pumps and leaks are common signs of a bad Air Injection System, leading to off air and fuel ratios and poor acceleration. Remember to check the Manifold Gaskets and Seals for wear and tear when examining the exhaust.
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- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1999-2004 Honda Odyssey 3.5L V6Special Price $3.79 Regular Price $4.99
- Walker Front Pipe To Converter Exhaust Bolt & Spring for 1995-1998 Honda Odyssey 2.2L 2.3L L4Special Price $12.75 Regular Price $17.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1994-1996 Oldsmobile Cutlass 3.1L V6Special Price $19.23 Regular Price $26.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1995 Nissan Pickup 2.4L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2011-2012 Lincoln MKZ 2.5L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2010-2012 Ford Fusion 2.5L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2010-2011 Mercury Milan 2.5L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1990-1992 Infiniti M30 3.0L V6Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1990-1994 Nissan D21 2.4L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2010-2012 Ford Fusion 2.5L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1987 Nissan 200SX 2.0L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2013-2015 Kia Optima 2.0L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2000-2005 Subaru Impreza 2.5L H4Special Price $2.67 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2003-2006 Subaru Baja 2.5L H4Special Price $2.67 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2001-2005 Subaru Outback 2.5L H4Special Price $2.67 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2000-2005 Subaru Legacy 2.5L H4Special Price $2.69 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2014-2015 Honda Civic 1.8L L4Special Price $3.08 Regular Price $3.99
- Walker Converter Inlet Front Right Exhaust Pipe Flange Gasket for 2005-2015 Nissan Xterra 4.0L V6Special Price $3.08 Regular Price $3.99
- Walker Converter Inlet Front Right Exhaust Pipe Flange Gasket for 2005-2018 Nissan Frontier 4.0L V6Special Price $3.08 Regular Price $3.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1993-1994 Hyundai Elantra 1.8L L4Special Price $3.09 Regular Price $3.99
- Walker Converter Inlet Front Right Exhaust Pipe Flange Gasket for 2009-2012 Suzuki Equator 4.0L V6Special Price $3.31 Regular Price $4.99
- Walker Converter Inlet Front Right Exhaust Pipe Flange Gasket for 2005-2012 Nissan Pathfinder 4.0L V6Special Price $3.31 Regular Price $4.99
- Walker Front Pipe To Converter Exhaust Clamp for 1983-1991 Chevrolet S10 1.9L 2.0L 2.5L L4Special Price $3.99 Regular Price $5.99
- Walker Front Pipe To Converter Exhaust Clamp for 2004-2006 Dodge Ram 2500 5.7L V8Special Price $3.99 Regular Price $5.99
- Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 2001-2003 Acura CL 3.2L V6Special Price $4.04 Regular Price $5.99