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 Tail Pipe Exhaust System Insulator for 2006-2012 Toyota RAV4 2.4L 2.5L L4Special Price $4.99 Regular Price $6.99
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- Walker Tail Pipe Exhaust System Insulator for 2007-2010 Chevrolet Silverado 2500 HD 6.0L V8Special Price $9.51 Regular Price $13.99
- 2 pc Walker Tail Pipe Exhaust System Insulators for 2006-2012 Toyota RAV4 3.5L V6Special Price $16.44 Regular Price $22.99
- 2 pc Walker Tail Pipe Exhaust System Insulators for 2005-2010 Jeep Grand Cherokee 3.7L 4.7L 5.7L V6 V8Special Price $16.95 Regular Price $23.99
- 2 pc Walker Tail Pipe Exhaust System Insulators for 2007 Chevrolet Silverado 3500 Classic 6.0L 8.1L V8Special Price $19.94 Regular Price $27.99
- 3 pc Walker Tail Pipe Exhaust System Insulators for 2011-2017 Chevrolet Silverado 3500 HD 6.0L V8Special Price $31.15 Regular Price $44.99
- Walker Resonator Assm To Muffler Exhaust Pipe Flange Gasket for 1984-1987 Honda Civic 1.5L L4Special Price $2.72 Regular Price $3.99
- Walker Resonator Assm To Muffler Exhaust Pipe Flange Gasket for 1987-1988 Toyota Celica 2.0L L4Special Price $3.35 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1987 BMW 528e 2.7L L6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-2001 Chevrolet Lumina 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-2005 Chevrolet Cavalier 2.2L 2.4L L4Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1988-1990 Lincoln Continental 3.8L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1994 Chevrolet Beretta 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-2005 Pontiac Sunfire 2.2L 2.4L L4Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1994-1996 Oldsmobile Cutlass 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1995-1998 Pontiac Grand Am 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-1999 Chevrolet Monte Carlo 3.1L V6Special Price $3.96 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2011-2017 Honda Odyssey 3.5L V6Special Price $3.96 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1994-2003 Pontiac Grand Prix 3.1L 3.8L V6Special Price $3.96 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2008-2009 Mercury Sable 3.5L V6Special Price $3.99 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2008-2012 Ford Taurus 3.5L V6Special Price $4.25 Regular Price $5.99
- Walker Tail Pipe Exhaust System Hanger for 1983-1984 Volkswagen Rabbit 1.7L L4Special Price $5.13 Regular Price $6.99
- Walker Tail Pipe Exhaust System Hanger for 1977-1980 Volkswagen Scirocco 1.5L 1.6L L4Special Price $5.13 Regular Price $5.41