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 Converter To Int Pipe Exhaust Pipe Flange Gasket for 1995-1998 Chevrolet Cavalier 2.2L L4Special Price $5.10 Regular Price $6.99
- Walker Converter To Int Pipe Exhaust Clamp for 1985 Buick Electra 3.0L 3.8L V6Special Price $3.96 Regular Price $5.99
- Walker Converter To Int Pipe Exhaust Clamp for 1998-2001 Dodge Ram 1500 3.9L 5.2L 5.9L V6 V8Special Price $4.23 Regular Price $5.99
- Walker Converter To Int Pipe Exhaust Clamp for 1983-1995 Ford F-150 4.9L 5.0L 5.8L L6 V8Special Price $4.25 Regular Price $5.99
- Walker Int Pipe Exhaust System Insulator for 1983-1985 Toyota Celica 2.4L 2.8L L4 L6Special Price $5.26 Regular Price $7.99
- Walker Converter To Int Pipe Exhaust Clamp for 1992-1994 GMC Yukon 5.7L V8Special Price $7.12 Regular Price $9.99
- Walker Int Pipe Exhaust System Insulator for 1990-1994 Mitsubishi Eclipse 2.0L L4Special Price $7.76 Regular Price $10.99
- Walker Int Pipe Exhaust System Insulator for 2002-2005 Hyundai XG350 3.5L V6Special Price $8.09 Regular Price $11.99
- Walker Int Pipe Exhaust System Insulator for 2003-2004 Buick Regal 3.8L V6Special Price $8.09 Regular Price $11.99
- Walker Int Pipe Exhaust System Insulator for 2007-2010 Ford Explorer Sport Trac 4.0L V6Special Price $8.09 Regular Price $11.99
- Walker Int Pipe Exhaust System Insulator for 2004-2006 Ford Econoline 5.4L V8Special Price $9.51 Regular Price $13.99
- Walker Int Pipe Exhaust System Insulator for 1991-1996 Chevrolet G30 4.3L 5.7L 7.4L V6 V8Special Price $9.51 Regular Price $13.99
- Walker Int Pipe Exhaust System Hanger for 1980-1986 Chevrolet K10 5.0L 5.7L V8Special Price $10.15 Regular Price $13.99
- 2 pc Walker Int Pipe Exhaust System Insulators for 1993-1998 Toyota T100 3.0L 3.4L V6Special Price $10.91 Regular Price $15.99
- 2 pc Walker Int Pipe Exhaust System Insulators for 1985-1986 Nissan Maxima 3.0L V6Special Price $16.44 Regular Price $22.99
- Walker Converter To Int Pipe Exhaust Pipe Flange Gasket for 1990-1992 Infiniti M30 3.0L V6Special Price $2.25 Regular Price $2.99
- Walker Converter To Int Pipe Exhaust Pipe Flange Gasket for 1986-1989 Ford Ranger 2.9L V6Special Price $2.74 Regular Price $3.99
- Walker Converter To Int Pipe Exhaust Pipe Flange Gasket for 2014-2015 Honda Civic 1.8L L4Special Price $3.31 Regular Price $4.99
- Walker Converter To Int Pipe Exhaust Pipe Flange Gasket for 1993-1994 Toyota T100 3.0L V6Special Price $3.59 Regular Price $4.99
- Walker Converter To Int Pipe Exhaust Pipe Flange Gasket for 1984 Toyota Celica 2.8L L6Special Price $3.59 Regular Price $4.99
- Walker Converter To Int Pipe Exhaust Pipe Flange Gasket for 1983-1984 Toyota Cressida 2.8L L6Special Price $3.59 Regular Price $4.99