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.
Filter By Part Details
- 2 pc Walker Muffler Exhaust System Insulators for 1996-2000 Plymouth Voyager 3.0L 3.3L 3.8L V6Special Price $16.44 Regular Price $22.99
- 2 pc Walker Muffler Exhaust System Insulators for 2004-2011 Ford Ranger 2.3L L4Special Price $16.95 Regular Price $23.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2008-2012 Honda Accord 3.5L V6Special Price $2.56 Regular Price $3.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2003-2004 Lexus GX470 4.7L V8Special Price $3.35 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2003-2004 Toyota 4Runner 4.7L V8Special Price $3.35 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2004-2016 Toyota Highlander 3.3L 3.5L V6Special Price $3.35 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2010-2015 Lexus RX350 3.5L V6Special Price $3.35 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2006-2008 Lexus RX400h 3.3L V6Special Price $3.59 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2009-2015 Toyota Venza 3.5L V6Special Price $3.59 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2004-2016 Toyota Sienna 3.3L 3.5L V6Special Price $3.59 Regular Price $4.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2006-2012 Toyota RAV4 3.5L V6Special 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 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 2000-2007 Ford Taurus 3.0L V6Special 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 1990-1994 Plymouth Laser 1.8L 2.0L L4Special Price $5.26 Regular Price $7.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 1999-2005 Suzuki Grand Vitara 2.5L 2.7L V6Special Price $6.52 Regular Price $8.99
- Walker Muffler Exhaust System Insulator for 1993-1997 Toyota Corolla 1.6L 1.8L L4Special Price $6.56 Regular Price $8.99
- Walker Muffler Exhaust System Insulator for 1993-1997 Geo Prizm 1.6L 1.8L L4Special Price $6.56 Regular Price $8.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2001-2004 Chevrolet Tracker 2.5L V6Special Price $6.82 Regular Price $9.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2002-2003 Suzuki XL-7 2.7L V6Special Price $6.82 Regular Price $9.99
- Walker Left Converter To Front Pipe Exhaust Pipe Flange Gasket for 2004 Suzuki Vitara 2.5L V6Special Price $6.82 Regular Price $9.99
- Walker Muffler Exhaust System Insulator for 1988-2009 Mercury Sable 3.5L 3.8L V6Special Price $7.76 Regular Price $10.99
- Walker Muffler Exhaust System Insulator for 1992-1994 Eagle Summit 1.8L 2.4L L4Special Price $7.76 Regular Price $10.99
- Walker Muffler Exhaust System Insulator for 2012-2015 Chevrolet Captiva Sport 2.4L L4Special Price $7.76 Regular Price $10.99
- Walker Muffler Exhaust System Insulator for 1990-1994 Plymouth Laser 1.8L 2.0L L4Special Price $7.76 Regular Price $10.99
- 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 1989-1992 Dodge Colt 1.5L L4Special Price $8.09 Regular Price $11.99
- Walker Muffler Exhaust System Insulator for 2006-2012 Mitsubishi Eclipse 2.4L L4Special Price $8.09 Regular Price $11.99
- Walker Muffler Exhaust System Insulator for 1988-2012 Ford Taurus 3.5L 3.8L V6Special Price $8.09 Regular Price $11.99
- Walker Muffler Exhaust System Insulator for 1990-1994 Eagle Talon 1.8L 2.0L L4Special Price $8.09 Regular Price $11.99
- Walker Muffler Exhaust System Insulator for 2008-2009 Ford Taurus X 3.5L V6Special Price $8.09 Regular Price $11.99
- Walker Muffler Exhaust System Insulator for 1986-1994 Plymouth Colt 1.5L 1.8L 2.0L 2.4L L4Special Price $8.09 Regular Price $11.99