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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- Fel-Pro Rear Exhaust Pipe Flange Gasket for 2001-2003 Toyota Highlander 3.0L V6Special Price $15.43 Regular Price $21.99
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- Walker Resonator Assm Exhaust System Insulator for 2005-2013 Hyundai Tucson 2.0L 2.4L 2.7L L4 V6Special Price $7.76 Regular Price $10.99
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- Walker Resonator Assm Exhaust System Insulator for 2001-2003 Acura CL 3.2L V6Special Price $7.76 Regular Price $10.99
- Walker Resonator Assm Exhaust System Insulator for 1996-1998 Chevrolet Cavalier 2.4L L4Special Price $8.09 Regular Price $11.99
- Walker Resonator Assm Exhaust System Insulator for 2009-2015 Toyota Venza 2.7L 3.5L L4 V6Special Price $8.09 Regular Price $11.99
- Walker Resonator Assm Exhaust System Insulator for 2009-2010 Dodge Journey 3.5L V6Special Price $8.09 Regular Price $11.99
- Walker Resonator Assm Exhaust System Insulator for 2009-2011 Mazda Tribute 2.5L L4Special Price $8.09 Regular Price $11.99
- 2 pc Walker Resonator Assm Exhaust System Insulators for 2000-2004 Toyota Avalon 3.0L V6Special Price $11.30 Regular Price $15.99
- 2 pc Walker Resonator Assm Exhaust System Insulators for 2007-2012 Nissan Sentra 2.0L L4Special Price $11.30 Regular Price $15.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 1999-2003 Lexus RX300 3.0L V6Special Price $15.43 Regular Price $21.99
- 2 pc Walker Resonator Assm Exhaust System Insulators for 2004-2009 Kia Spectra 2.0L L4Special Price $16.44 Regular Price $22.99
- 2 pc Walker Rear Exhaust System Insulators for 2005-2007 Ford Freestyle 3.0L V6Special Price $16.95 Regular Price $23.99
- 2 pc Walker Resonator Assm Exhaust System Insulators for 2005-2009 Chevrolet Equinox 3.4L V6Special Price $20.51 Regular Price $28.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 1994-1996 Mazda MX-3 1.6L L4Special Price $3.27 Regular Price $4.99
- Walker Rear Exhaust Pipe Flange Gasket for 2000 Suzuki Vitara 2.0L L4Special Price $3.35 Regular Price $4.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 1975-1979 Toyota Pickup 2.2L L4Special Price $3.50 Regular Price $4.99
- Walker Rear Exhaust Clamp for 2005-2007 Ford Freestyle 3.0L V6Special Price $4.25 Regular Price $5.99
- Walker Rear Exhaust Clamp for 1973-1974 Chevrolet Blazer 5.0L 5.7L V8Special Price $4.49 Regular Price $5.99
- Walker Resonator Assm Exhaust System Insulator for 2014 Nissan Rogue Select 2.5L L4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 1991-1999 Nissan Sentra 1.6L L4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 2005-2009 Subaru Legacy 2.5L H4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 1998-2005 Subaru Forester 2.5L H4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 1992-1996 Honda Prelude 2.2L 2.3L L4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 2007-2009 Lexus RX350 3.5L V6Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 1995-1998 Nissan 200SX 1.6L L4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 2013-2018 Toyota RAV4 2.5L L4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 1991-1993 Nissan NX 1.6L 2.0L L4Special Price $4.99 Regular Price $6.99
- Walker Resonator Assm Exhaust System Insulator for 2004-2006 Lexus RX330 3.3L V6Special Price $4.99 Regular Price $6.99
- Walker Rear Exhaust Pipe Flange Gasket for 1993-1994 Chevrolet Beretta 2.2L L4Special Price $5.10 Regular Price $6.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 2005-2008 Buick Allure 3.6L V6Special Price $5.13 Regular Price $6.99