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 Muffler Assm Exhaust Clamp for 2008-2010 Dodge Grand Caravan 3.3L 3.8L V6Special Price $4.23 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 1999-2004 Chevrolet Silverado 2500 6.0L V8Special Price $4.23 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Clamp for 1998 Jeep Grand Cherokee 5.9L V8Special Price $4.25 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Clamp for 2008-2010 Chrysler Town & Country 3.3L 3.8L V6Special Price $4.49 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Pipe Flange Gasket for 1994 Hyundai Excel 1.5L L4Special Price $3.09 Regular Price $3.99
- Walker Converter To Muffler Assm Exhaust Clamp for 2009-2011 Mercury Mariner 2.5L L4Special Price $3.99 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Clamp for 2004-2007 Toyota Highlander 2.4L L4Special Price $3.99 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 2006 Chevrolet Silverado 3500 6.0L 8.1L V8Special Price $4.23 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 2002-2006 GMC Sierra 1500 HD 6.0L V8Special Price $4.23 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 2007 GMC Sierra 3500 Classic 6.0L 8.1L V8Special Price $4.23 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 1996-2000 Chevrolet C2500 5.7L 7.4L V8Special Price $4.23 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Clamp for 2009-2010 Volkswagen Routan 3.8L V6Special Price $4.49 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 1999-2004 GMC Sierra 2500 6.0L V8Special Price $4.49 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Clamp for 2002-2003 Dodge Ram 1500 4.7L V8Special Price $4.49 Regular Price $5.99
- Walker Right Converter To Muffler Exhaust Clamp for 2001-2006 Chevrolet Silverado 2500 HD 6.0L 8.1L V8Special Price $4.23 Regular Price $4.49
- Walker Right Converter To Muffler Exhaust Clamp for 1996-2000 GMC K3500 5.7L 7.4L V8Special Price $4.49 Regular Price $5.99
- Walker Converter To Muffler Assm Exhaust Pipe Flange Gasket for 1990-1995 Nissan Pathfinder 3.0L V6Special Price $4.79 Regular Price $6.99
- Walker Converter To Muffler Assm Exhaust Pipe Flange Gasket for 1996-2000 Toyota 4Runner 2.7L L4Special Price $6.32 Regular Price $8.99
- Walker Converter To Muffler Assm Exhaust Pipe Flange Gasket for 2000-2005 Honda S2000 2.0L 2.2L L4Special Price $6.82 Regular Price $9.99
- Walker Right Converter To Muffler Exhaust Clamp for 2007 Chevrolet Silverado 3500 Classic 6.0L 8.1L V8Special Price $7.12 Regular Price $9.99
- Walker Right Converter To Muffler Exhaust Clamp for 2004-2006 Chevrolet Silverado 3500 6.0L 8.1L V8Special Price $7.12 Regular Price $9.99
- Walker Right Converter To Muffler Exhaust Clamp for 1996-1999 GMC Savana 1500 5.7L V8Special Price $7.12 Regular Price $9.99
- Walker Right Converter To Muffler Exhaust Clamp for 2004-2006 GMC Sierra 3500 6.0L 8.1L V8Special Price $7.12 Regular Price $9.99
- Walker Converter To Muffler Assm Exhaust Clamp for 2000-2005 Ford Excursion 5.4L 6.8L V10 V8Special Price $7.44 Regular Price $10.99
- Walker Right Converter To Muffler Exhaust Clamp for 2001-2006 Chevrolet Silverado 2500 HD 6.0L 8.1L V8Special Price $7.44 Regular Price $10.99
- Walker Right Converter To Muffler Exhaust Clamp for 1996-1999 Chevrolet Express 1500 5.7L V8Special Price $7.44 Regular Price $10.99
- Walker Right Converter To Muffler Exhaust Clamp for 1996-2000 GMC Savana 3500 5.7L 7.4L V8Special Price $7.44 Regular Price $10.99
- Walker Right Converter To Muffler Exhaust Clamp for 2007 GMC Sierra 3500 Classic 6.0L 8.1L V8Special Price $7.44 Regular Price $10.99
- Walker Right Converter To Muffler Exhaust Clamp for 1996-2000 Chevrolet Express 2500 5.7L V8Special Price $7.44 Regular Price $10.99