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 Muffler Assm To Resonator Assm Exhaust Clamp for 2001-2010 Dodge Grand Caravan 3.3L 3.8L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2001-2010 Chrysler Town & Country 3.3L 3.8L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Exhaust System Insulator for 1996-2001 Chevrolet Lumina 3.1L V6Special Price $7.76 Regular Price $10.99
- Walker Muffler Exhaust System Insulator for 1996-1999 Chevrolet C1500 Suburban 5.7L V8Special Price $9.51 Regular Price $13.99
- Walker Muffler Exhaust System Insulator for 1994-1997 Oldsmobile Cutlass Supreme 3.1L V6Special Price $9.51 Regular Price $13.99
- Walker Muffler Exhaust System Insulator for 1994-1999 Oldsmobile Cutlass 3.1L V6Special Price $9.87 Regular Price $13.99
- Walker Muffler Exhaust System Hanger for 1988-1989 GMC V3500 6.2L V8Special Price $10.15 Regular Price $13.99
- 2 pc Walker Muffler Exhaust System Insulators for 1997-2001 Toyota Camry 2.2L 3.0L L4 V6Special Price $10.91 Regular Price $15.99
- 2 pc Walker Muffler Exhaust System Insulators for 2009-2016 Ford E-350 Super Duty 5.4L V8Special Price $16.95 Regular Price $23.99
- 3 pc Walker Muffler Exhaust System Insulators for 1990-1994 Eagle Talon 2.0L L4Special Price $25.80 Regular Price $36.99
- 4 pc Walker Muffler Exhaust System Insulators for 1989-1992 Ford Probe 2.2L 3.0L L4 V6Special Price $34.66 Regular Price $49.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2001 Ford Explorer Sport 4.0L V6Special Price $3.71 Regular Price $4.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2001-2007 Dodge Grand Caravan 3.3L 3.8L V6Special Price $3.71 Regular Price $4.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2001-2007 Dodge Caravan 2.4L 3.3L L4 V6Special Price $3.71 Regular Price $4.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 1999-2003 Ford Windstar 3.0L 3.8L V6Special Price $3.71 Regular Price $4.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2000-2001 Ford Explorer 4.0L V6Special Price $3.71 Regular Price $4.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 1996-2007 Chrysler Town & Country 3.3L 3.8L V6Special Price $3.96 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2001-2003 Chrysler Voyager 2.4L 3.3L L4 V6Special Price $3.96 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2002-2005 Chevrolet Venture 3.4L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2005-2007 Saturn Relay 3.5L 3.9L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2009-2010 Volkswagen Routan 3.8L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2005-2009 Pontiac Montana 3.4L 3.5L 3.9L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2005-2007 Buick Terraza 3.5L 3.9L V6Special Price $3.99 Regular Price $5.99
- Walker Muffler Exhaust System Insulator for 1995-1997 Honda Accord 2.7L V6Special Price $4.11 Regular Price $5.99
- Walker Muffler Exhaust System Insulator for 1992-1996 Honda Prelude 2.2L 2.3L L4Special Price $4.11 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Clamp for 2007-2010 Dodge Dakota 3.7L 4.7L V6 V8Special Price $4.49 Regular Price $5.99
- Walker Muffler Assm To Resonator Assm Exhaust Pipe Flange Gasket for 1996-1998 Mazda MPV 3.0L V6Special Price $4.65 Regular Price $6.99
- Walker Muffler Exhaust System Insulator for 1990-1994 Mitsubishi Eclipse 1.8L 2.0L L4Special Price $4.99 Regular Price $6.99
- Walker Muffler Exhaust System Insulator for 2000-2005 Mercury Sable 3.0L V6Special Price $4.99 Regular Price $6.99
- Walker Muffler Exhaust System Insulator for 2000-2007 Ford Taurus 3.0L V6Special Price $4.99 Regular Price $6.99
- Walker Muffler Exhaust System Insulator for 1990-1994 Plymouth Laser 1.8L 2.0L L4Special Price $5.26 Regular Price $7.99