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 Converter Center To Rear Exhaust Pipe Flange Gasket for 1999-2001 Nissan Maxima 3.0L V6Special Price $2.25 Regular Price $2.99
- Walker Converter Center To Rear Exhaust Pipe Flange Gasket for 2000-2001 Infiniti I30 3.0L V6Special Price $2.25 Regular Price $2.99
- Walker Flex Pipe To Converter Exhaust Pipe Flange Gasket for 2000 Subaru Outback 2.5L H4Special Price $2.69 Regular Price $3.99
- Walker Flex Pipe To Converter Exhaust Pipe Flange Gasket for 1999-2003 Acura TL 3.2L V6Special Price $4.04 Regular Price $5.99
- Walker Flex Pipe To Converter Exhaust Clamp for 1997-1999 Jeep Wrangler 2.5L 4.0L L4 L6Special Price $4.49 Regular Price $5.99
- Walker Converter Center To Rear Exhaust Pipe Flange Gasket for 1999-2001 Lexus ES300 3.0L V6Special Price $9.35 Regular Price $12.99
- Walker Converter Center To Rear Exhaust Pipe Flange Gasket for 2000-2004 Toyota Avalon 3.0L V6Special Price $9.71 Regular Price $13.99
- Walker Converter Center To Rear Exhaust Bolt & Spring for 2000-2004 Toyota Avalon 3.0L V6Special Price $12.32 Regular Price $17.99
- Walker Converter Center To Rear Exhaust Bolt & Spring for 2001-2003 Toyota Highlander 3.0L V6Special Price $12.75 Regular Price $17.99
- Walker Converter Center To Rear Exhaust Bolt & Spring for 2001-2003 Toyota Sienna 3.0L V6Special Price $19.44 Regular Price $27.99