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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- Fel-Pro Rear Exhaust Pipe Flange Gasket for 2001-2003 Toyota Highlander 3.0L V6Special Price $15.43 Regular Price $21.99
- Walker Int Pipe To Muffler Assm Exhaust Pipe Flange Gasket for 1996-2004 Acura RL 3.5L V6Special Price $3.31 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2001-2003 Chrysler Voyager 2.4L 3.3L L4 V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2010-2016 Cadillac SRX 3.0L 3.6L V6Special Price $4.23 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2001-2005 Dodge Grand Caravan 3.8L V6Special Price $4.49 Regular Price $5.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 2007-2015 Lexus RX350 3.5L V6Special Price $5.26 Regular Price $7.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 1999-2003 Lexus RX300 3.0L V6Special Price $15.43 Regular Price $21.99
- 2 pc Walker Rear Exhaust System Insulators for 2005-2007 Ford Freestyle 3.0L V6Special Price $16.95 Regular Price $23.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 1994-1996 Mazda MX-3 1.6L L4Special Price $3.27 Regular Price $4.99
- Walker Rear Exhaust Pipe Flange Gasket for 2000 Suzuki Vitara 2.0L L4Special Price $3.35 Regular Price $4.99
- Fel-Pro Rear Exhaust Pipe Flange Gasket for 1975-1979 Toyota Pickup 2.2L L4Special Price $3.50 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 1995 Chrysler Intrepid 3.3L V6Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2006-2011 Mercury Milan 2.3L 2.5L L4Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2011-2012 Lincoln MKZ 2.5L L4Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2007-2010 Kia Rondo 2.4L L4Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2001-2004 Ford Escape 2.0L L4Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2007-2015 Nissan Titan 5.6L V8Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2006-2017 Hyundai Sonata 2.4L L4Special Price $3.71 Regular Price $4.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2012-2015 Chevrolet Captiva Sport 2.4L L4Special Price $3.96 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2007-2010 Infiniti QX56 5.6L V8Special Price $3.96 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2001-2004 Mazda Tribute 2.0L L4Special Price $3.96 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2006-2012 Ford Fusion 2.3L 2.5L L4Special Price $3.96 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 1994-1999 Volkswagen Jetta 2.8L V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2008-2012 Chevrolet Malibu 2.4L 3.5L 3.6L L4 V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2008-2009 Saturn Aura 2.4L 3.5L L4 V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 2010-2017 GMC Terrain 3.0L 3.6L V6Special Price $4.23 Regular Price $5.99
- Walker Int Pipe To Muffler Assm Exhaust Clamp for 1999-2003 Dodge Dakota 2.5L 3.9L L4 V6Special Price $4.23 Regular Price $5.99