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 Left To Right Exhaust Clamp for 2004-2019 Ford F-150 2.7L 3.5L 4.2L 4.6L 5.4L V6 V8Special Price $4.23 Regular Price $5.99
- 2 pc Walker Converter Left To Right Exhaust Clamps for 2004-2008 Ford F-150 4.6L V8Special Price $14.67 Regular Price $20.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 1996-2000 Chevrolet C3500 5.7L 7.4L V8Special Price $19.76 Regular Price $27.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 1996-2000 Chevrolet K3500 5.7L 7.4L V8Special Price $19.76 Regular Price $27.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 2005-2006 Chevrolet Malibu 3.5L V6Special Price $2.69 Regular Price $3.99
- Walker Int Pipe To Muffler Front Exhaust Clamp for 1977-1982 Volvo 264 2.7L 2.8L V6Special Price $3.96 Regular Price $5.99
- Walker Int Pipe To Muffler Front Exhaust Clamp for 1977-1981 Volvo 265 2.7L 2.8L V6Special Price $3.96 Regular Price $5.99
- Walker Converter Left To Right Exhaust Clamp for 2004-2005 Dodge Ram 1500 3.7L 4.7L 5.7L V6 V8Special Price $3.99 Regular Price $5.99
- Walker Converter Left To Right Exhaust Clamp for 2007-2009 Dodge Durango 5.7L V8Special Price $3.99 Regular Price $5.99
- Walker Converter Left To Right Exhaust Clamp for 2007-2009 Chrysler Aspen 5.7L V8Special Price $3.99 Regular Price $5.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 2007-2009 Mazda B4000 4.0L V6Special Price $6.21 Regular Price $8.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 2007 Mazda B3000 3.0L V6Special Price $6.21 Regular Price $8.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 1996-2000 GMC K2500 5.7L 7.4L V8Special Price $19.76 Regular Price $27.99
- Walker Converter Left To Right Exhaust Pipe Flange Gasket for 1996-2000 GMC C3500 5.7L 7.4L V8Special Price $20.33 Regular Price $28.99