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.
Filter By Part Details
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 2004 Chevrolet Silverado 2500 6.0L V8Special Price $7.12 Regular Price $9.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 2005-2007 Ford F-350 Super Duty 6.8L V10Special Price $7.12 Regular Price $9.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 2003-2006 GMC Sierra 2500 HD 6.0L 8.1L V8Special Price $7.12 Regular Price $9.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1991 GMC G1500 5.7L V8Special Price $7.12 Regular Price $9.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1990-1993 GMC K3500 5.7L 6.2L V8Special Price $7.12 Regular Price $9.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1990-1993 GMC C3500 5.7L 6.2L V8Special Price $7.12 Regular Price $7.44
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1992-1995 GMC C2500 Suburban 5.7L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 2004 GMC Sierra 2500 6.0L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1992-1995 Chevrolet C2500 Suburban 5.7L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 2006-2008 Dodge Ram 1500 5.7L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1997 Dodge Ram 3500 5.9L L6Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 2000-2005 Ford Excursion 5.4L 6.8L V10 V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1990-1993 Chevrolet K3500 5.7L 6.2L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1992-1995 GMC K2500 Suburban 5.7L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1991 Chevrolet G10 5.7L V8Special Price $7.44 Regular Price $10.99
- Walker Muffler Assm To Tail Pipe Exhaust Bolt & Spring for 2006-2012 Toyota RAV4 2.4L 2.5L 3.5L L4 V6Special Price $19.44 Regular Price $27.99