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 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 Muffler Exhaust System Insulator for 1996-2001 Chevrolet Lumina 3.1L V6Special Price $7.76 Regular Price $10.99
- Walker Muffler Exhaust System Insulator for 1996-1999 Chevrolet C1500 Suburban 5.7L V8Special Price $9.51 Regular Price $13.99
- Walker Muffler Exhaust System Insulator for 1994-1997 Oldsmobile Cutlass Supreme 3.1L V6Special Price $9.51 Regular Price $13.99
- Walker Muffler Exhaust System Insulator for 1994-1999 Oldsmobile Cutlass 3.1L V6Special Price $9.87 Regular Price $13.99
- Walker Muffler Exhaust System Hanger for 1988-1989 GMC V3500 6.2L V8Special Price $10.15 Regular Price $13.99
- 2 pc Walker Muffler Exhaust System Insulators for 1997-2001 Toyota Camry 2.2L 3.0L L4 V6Special Price $10.91 Regular Price $15.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2004-2009 Acura MDX 3.5L 3.7L V6Special Price $15.66 Regular Price $21.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2004-2008 Acura TL 3.2L V6Special Price $15.66 Regular Price $21.99
- 2 pc Walker Muffler Exhaust System Insulators for 2009-2016 Ford E-350 Super Duty 5.4L V8Special Price $16.95 Regular Price $23.99
- 3 pc Walker Muffler Exhaust System Insulators for 1990-1994 Eagle Talon 2.0L L4Special Price $25.80 Regular Price $36.99
- 4 pc Walker Muffler Exhaust System Insulators for 1989-1992 Ford Probe 2.2L 3.0L L4 V6Special Price $34.66 Regular Price $49.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2008-2013 Nissan Rogue 2.5L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2014 Nissan Rogue Select 2.5L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2005-2007 Ford Focus 2.0L L4Special Price $2.25 Regular Price $2.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2012-2017 Kia Rio 1.6L L4Special Price $2.56 Regular Price $3.99
- Walker Front Pipe To Rear Converter Exhaust Pipe Flange Gasket for 2013-2016 Hyundai Santa Fe Sport 2.4L 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 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 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 Muffler Exhaust System Insulator for 1995-1997 Honda Accord 2.7L V6Special Price $4.11 Regular Price $5.99
- Walker Muffler Exhaust System Insulator for 1992-1996 Honda Prelude 2.2L 2.3L L4Special Price $4.11 Regular Price $5.99
- 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 Exhaust System Insulator for 1990-1994 Mitsubishi Eclipse 1.8L 2.0L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Exhaust System Insulator for 2000-2005 Mercury Sable 3.0L V6Special Price $4.99 Regular Price $6.99
- Walker Muffler Exhaust System Insulator for 2000-2007 Ford Taurus 3.0L V6Special Price $4.99 Regular Price $6.99