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 Rear Converter Exhaust Pipe Flange Gasket for 2006-2009 Ford Fusion 2.3L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2003-2004 Ford Focus 2.3L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2011-2015 Kia Sportage 2.4L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2006-2017 Hyundai Sonata 2.4L 3.3L L4 V6Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2007-2009 Mercury Milan 2.3L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2014-2019 Kia Soul 1.6L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2003-2004 Toyota 4Runner 4.7L V8Special Price $3.35 Regular Price $4.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2003-2004 Lexus GX470 4.7L V8Special Price $3.59 Regular Price $4.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2012-2016 Chevrolet Sonic 1.8L L4Special Price $4.39 Regular Price $5.99
- Walker Muffler Assm Exhaust System Insulator for 2004 Subaru Legacy 2.5L H4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 2007-2014 Honda CR-V 2.4L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 2003-2006 Toyota Camry 2.4L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 2014-2019 Kia Soul 1.6L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 2012-2017 Hyundai Accent 1.6L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 1987-1990 Toyota Tercel 1.5L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 2012-2017 Kia Rio 1.6L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Assm Exhaust System Insulator for 1999-2001 Lexus ES300 3.0L V6Special Price $5.26 Regular Price $7.99
- Walker Muffler Assm Exhaust System Insulator for 2004 Subaru Outback 2.5L H4Special Price $5.26 Regular Price $7.99
- Walker Muffler Assm Exhaust System Insulator for 1999-2008 Toyota Solara 2.2L 2.4L L4Special Price $5.26 Regular Price $7.99
- Walker Muffler Assm Exhaust System Insulator for 2007-2012 Hyundai Elantra 2.0L L4Special Price $5.26 Regular Price $7.99
- Walker Muffler Assm Exhaust System Insulator for 2000-2004 Toyota Avalon 3.0L V6Special Price $5.26 Regular Price $7.99
- Walker Muffler Assm Exhaust System Insulator for 2004-2006 Chevrolet Malibu 3.5L V6Special Price $5.26 Regular Price $7.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 1985-1986 Plymouth Colt 1.5L L4Special Price $5.49 Regular Price $7.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2005-2010 Kia Sportage 2.0L 2.7L L4 V6Special Price $5.92 Regular Price $7.99
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