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 Right Exhaust Clamp for 1976-1978 GMC Jimmy 5.7L 6.6L V8Special Price $3.99 Regular Price $5.99
- Walker Right Exhaust Clamp for 1999-2001 Chrysler LHS 3.5L V6Special Price $3.99 Regular Price $5.99
- Walker Extension Pipe To Muffler Exhaust Clamp for 1999-2004 GMC Sierra 2500 6.0L V8Special Price $4.23 Regular Price $5.99
- Walker Right Exhaust Clamp for 1976-1978 GMC K15 5.0L 5.7L 6.6L V8Special Price $4.25 Regular Price $5.99
- Walker Right Exhaust Clamp for 2011-2017 Jeep Grand Cherokee 3.6L V6Special Price $4.25 Regular Price $5.99
- Walker Extension Pipe To Muffler Exhaust Clamp for 2007-2012 Chevrolet Colorado 2.9L 3.7L L4 L5Special Price $4.49 Regular Price $5.99
- Fel-Pro Right Exhaust Pipe Flange Gasket for 2005-2015 Toyota Tacoma 4.0L V6Special Price $5.54 Regular Price $7.99
- Fel-Pro Right Exhaust Pipe Flange Gasket for 2002-2006 Chevrolet Avalanche 1500 5.3L V8Special Price $8.78 Regular Price $12.99
- Walker Right Exhaust System Hanger for 1976-1977 GMC Jimmy 5.7L V8Special Price $9.78 Regular Price $13.99
- Walker Right Exhaust Pipe Flange Gasket for 2006-2010 Infiniti M45 4.5L V8Special Price $3.08 Regular Price $3.99
- Walker Right Exhaust Pipe Flange Gasket for 2006-2010 Infiniti M35 3.5L V6Special Price $3.31 Regular Price $4.99
- Fel-Pro Right Exhaust Pipe Flange Gasket for 1990-1992 Toyota Land Cruiser 4.0L L6Special Price $3.50 Regular Price $4.99