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 Converter To Resonator Assm Exhaust Pipe Flange Gasket for 2004-2008 Acura TSX 2.4L L4Special Price $4.83 Regular Price $6.99
- Walker Converter To Resonator Assm Exhaust Pipe Flange Gasket for 2007-2009 Honda CR-V 2.4L L4Special Price $4.83 Regular Price $6.99
- Walker Right Exhaust Clamp for 1968-1971 Oldsmobile 442 6.6L 7.5L V8Special Price $3.99 Regular Price $5.99
- Walker Converter To Resonator Assm Exhaust Pipe Flange Gasket for 1997-2005 Buick Century 3.1L V6Special Price $5.95 Regular Price $8.99
- 2 pc Walker Converter To Resonator Assm Exhaust Pipe Flange Gaskets for 1990-1995 Nissan 300ZX 3.0L V6Special Price $12.64 Regular Price $17.99
- Walker Converter To Resonator Assm Exhaust Bolt & Spring for 1984-1987 Honda Civic 1.5L L4Special Price $12.75 Regular Price $17.99
- Walker Converter To Resonator Assm Exhaust Bolt & Spring for 2007-2017 Nissan Sentra 1.8L 2.0L L4Special Price $19.44 Regular Price $27.99
- Walker Converter To Resonator Assm Exhaust Pipe Flange Gasket for 1995-1999 Nissan Sentra 1.6L L4Special Price $2.25 Regular Price $2.99
- Walker Converter To Resonator Assm Exhaust Pipe Flange Gasket for 1991-1993 Nissan NX 2.0L L4Special Price $2.25 Regular Price $2.99
- Walker Converter To Resonator Assm Exhaust Pipe Flange Gasket for 1995-1998 Nissan 200SX 1.6L L4Special Price $2.25 Regular Price $2.99
- 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
- Walker Converter To Resonator Assm Exhaust Pipe Flange Gasket for 1989-1992 Toyota Corolla 1.6L L4Special Price $3.35 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
- Walker Converter To Resonator Assm Exhaust Clamp for 1998-2002 Chevrolet Prizm 1.8L L4Special Price $3.71 Regular Price $4.99
- Walker Right Exhaust Clamp for 1973-1974 GMC K15 K1500 Pickup 5.7L V8Special Price $3.71 Regular Price $4.99
- Walker Right Exhaust Clamp for 1979-1992 Cadillac Eldorado 4.9L 5.7L 6.0L V8Special Price $3.71 Regular Price $4.99
- Walker Right Exhaust Clamp for 1991-1997 Mercury Cougar 4.6L 5.0L V8Special Price $3.71 Regular Price $4.99