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 Rear Right To Muffler Assm Exhaust Pipe Flange Gasket for 2007-2014 Toyota FJ Cruiser 4.0L V6Special Price $9.71 Regular Price $13.99
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- Walker Converter Rear Right To Muffler Assm Exhaust Pipe Flange Gasket for 2005-2018 Nissan Frontier 4.0L V6Special Price $2.25 Regular Price $2.99
- Walker Tail Pipe Right Exhaust System Insulator for 2009-2010 Dodge Ram 1500 5.7L V8Special Price $7.76 Regular Price $10.99
- Walker Tail Pipe Right Exhaust System Insulator for 1992-1995 Ford Taurus 3.8L V6Special Price $8.09 Regular Price $11.99
- Walker Converter Rear Right To Muffler Assm Exhaust Pipe Flange Gasket for 2003-2017 Toyota 4Runner 4.0L 4.7L V6 V8Special Price $9.35 Regular Price $12.99
- Walker Converter Rear Right To Muffler Assm Exhaust Pipe Flange Gasket for 2010-2017 Lexus GX460 4.6L V8Special Price $9.35 Regular Price $12.99
- Walker Converter Rear Right To Muffler Assm Exhaust Pipe Flange Gasket for 2005-2009 Lexus GX470 4.7L V8Special Price $9.71 Regular Price $13.99
- Walker Tail Pipe Right Exhaust System Hanger for 1975-1985 Chevrolet C30 7.4L V8Special Price $9.78 Regular Price $13.99
- Walker Tail Pipe Right Exhaust System Hanger for 1982-1988 GMC P3500 6.2L V8Special Price $10.15 Regular Price $13.99
- Walker Tail Pipe Right Exhaust System Hanger for 1982-1988 Chevrolet P30 6.2L V8Special Price $10.15 Regular Price $13.99
- Walker Tail Pipe Right Exhaust System Hanger for 1982-1988 Chevrolet P20 6.2L V8Special Price $10.15 Regular Price $13.99
- Walker Tail Pipe Right Exhaust System Hanger for 1982-1988 GMC P2500 6.2L V8Special Price $10.15 Regular Price $13.99
- Walker Converter Rear Right To Muffler Assm Exhaust Bolt & Spring for 2007-2014 Toyota FJ Cruiser 4.0L V6Special Price $19.44 Regular Price $27.99