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 Muffler Exhaust System Insulator for 1996-2001 Chevrolet Lumina 3.1L V6Special Price $7.76 Regular Price $10.99
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- 2 pc Walker Muffler Exhaust System Insulators for 1997-2001 Toyota Camry 2.2L 3.0L L4 V6Special Price $10.91 Regular Price $15.99
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- 4 pc Walker Muffler Exhaust System Insulators for 1989-1992 Ford Probe 2.2L 3.0L L4 V6Special Price $34.66 Regular Price $49.99
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- 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 Converter Rear To Muffler Exhaust Clamp for 2010-2017 GMC Terrain 2.4L L4Special Price $4.25 Regular Price $5.99
- Walker Converter Rear To Muffler Exhaust Clamp for 1999-2001 Jeep Grand Cherokee 4.0L 4.7L L6 V8Special Price $4.25 Regular Price $5.99
- Walker Converter Rear To Muffler Exhaust Clamp for 2014-2015 Kia Sorento 2.4L L4Special Price $4.25 Regular Price $5.99
- Walker Converter Rear To Muffler Exhaust Clamp for 2010-2017 Chevrolet Equinox 2.4L L4Special Price $4.25 Regular Price $5.99
- Walker Converter Rear To Muffler Exhaust Clamp for 2013-2016 Hyundai Santa Fe Sport 2.4L L4Special Price $4.25 Regular Price $5.99
- Walker Converter Rear To Muffler Exhaust Clamp for 2002-2004 Jeep Grand Cherokee 4.0L 4.7L L6 V8Special Price $4.49 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 2000-2005 Mercury Sable 3.0L V6Special 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 1990-1994 Plymouth Laser 1.8L 2.0L L4Special Price $5.26 Regular Price $7.99
- 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