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 Resonator Assm To Extension Pipe Exhaust Clamp for 1987-1991 Volkswagen Jetta 1.8L 2.0L L4Special Price $10.30 Regular Price $14.99 -
Walker Int Pipe To Muffler Assm Exhaust Clamp for 1994-1999 Volkswagen Jetta 2.8L V6Special Price $10.52 Regular Price $14.99 -
Walker Resonator Assm Exhaust System Insulator for 2005-2014 Volkswagen Jetta 2.5L L5Special Price $13.63 Regular Price $18.99 -
2 pc Rein Exhaust Muffler Clamps for 2011-2015 Volkswagen Jetta 2.0L L4Special Price $39.06 Regular Price $55.99 -
Rein Upper Exhaust Heat Shield Bolt for 2002-2004 Volkswagen Jetta 2.8L V6Special Price $8.92 Regular Price $12.99Out of stock -
Walker Exhaust Clamp for 1999-2005 Volkswagen Jetta 1.8L 1.9L 2.8L L4 V6Special Price $9.40 Regular Price $12.99Out of stock -
Walker Exhaust Clamp for 1981-1984 Volkswagen Jetta 1.6L 1.7L L4Special Price $9.52 Regular Price $13.99 -
Walker Exhaust Clamp for 1981-1984 Volkswagen Jetta 1.6L 1.7L L4Special Price $10.14 Regular Price $13.99 -
Walker Int Pipe To Muffler Assm Exhaust Clamp for 1990-1992 Volkswagen Jetta 1.8L L4Special Price $10.14 Regular Price $13.99 -
Walker Converter To Int Pipe Exhaust Clamp for 1985-1999 Volkswagen Jetta 1.8L 2.8L L4 V6Special Price $10.24 Regular Price $14.99 -
Walker Int Pipe To Front Muffler Assm Exhaust Clamp for 1985-1987 Volkswagen Jetta 1.8L L4Special Price $10.24 Regular Price $14.99 -
Walker Front Muffler Assm To Rear Exhaust Clamp for 1985-1987 Volkswagen Jetta 1.8L L4Special Price $10.24 Regular Price $14.99 -
Walker Muffler Assm To Extension Pipe Exhaust Clamp for 1990-1992 Volkswagen Jetta 1.8L L4Special Price $10.24 Regular Price $14.99 -
Walker Front Pipe To Resonator Assm Exhaust Clamp for 1985-1992 Volkswagen Jetta 1.6L L4Special Price $10.24 Regular Price $14.99 -
Walker Exhaust Clamp for 1994-1999 Volkswagen Jetta 2.0L L4Special Price $10.30 Regular Price $14.99 -
Walker Rear Resonator Assm To Muffler Assm Exhaust Clamp for 1985-1992 Volkswagen Jetta 1.6L L4Special Price $10.46 Regular Price $14.99 -
Walker Extension Pipe To Muffler Exhaust Clamp for 1987-1991 Volkswagen Jetta 1.8L 2.0L L4Special Price $10.46 Regular Price $14.99 -
Walker Exhaust Clamp for 1993-2005 Volkswagen Jetta 1.8L 2.0L L4Special Price $10.46 Regular Price $14.99 -
Walker Exhaust Clamp for 2006-2010 Volkswagen Jetta 2.0L L4Special Price $10.48 Regular Price $14.99 -
Walker Resonator Assm To Muffler Assm Exhaust Clamp for 2005-2014 Volkswagen Jetta 2.5L L5Special Price $10.48 Regular Price $14.99 -
Walker Int Pipe To Resonator Assm Exhaust Clamp for 1987-1991 Volkswagen Jetta 1.8L 2.0L L4Special Price $10.52 Regular Price $14.99 -
Walker Converter To Resonator Assm Exhaust Clamp for 2005-2014 Volkswagen Jetta 2.5L L5Special Price $10.70 Regular Price $14.99 -
Walker Tail Pipe Exhaust System Hanger for 1985-1990 Volkswagen Jetta 1.6L L4Special Price $11.84 Regular Price $16.99 -
Walker Muffler Assm Exhaust System Hanger for 1985-1992 Volkswagen Jetta 1.8L L4Special Price $11.84 Regular Price $16.99 -
Walker Resonator Assm Exhaust System Hanger for 1985-1992 Volkswagen Jetta 1.6L 1.8L 2.0L L4Special Price $11.84 Regular Price $16.99 -
2 pc Walker Exhaust Clamps for 1988-1990 Volkswagen Jetta 1.8L L4Special Price $12.50 Regular Price $17.99 -
2 pc Walker Exhaust Clamps for 1988-1990 Volkswagen Jetta 1.8L L4Special Price $13.12 Regular Price $18.99 -
4 pc Rein Lower Exhaust Heat Shield Bolts for 2002-2004 Volkswagen Jetta 2.8L V6Special Price $13.13 Regular Price $18.99Out of stock -
Walker Exhaust System Insulator for 1993-1999 Volkswagen Jetta 2.0L L4Special Price $13.35 Regular Price $18.99 -
Walker Exhaust Pipe Flange Gasket for 2000-2005 Volkswagen Jetta 1.8L L4Special Price $13.49 Regular Price $18.99 -
Fel-Pro Exhaust Pipe Flange Gasket for 2001-2015 Volkswagen Jetta 2.0L L4Special Price $14.34 Regular Price $19.99 -
Walker Front Pipe Oxygen Sensor Bung Plug for 1994-1995 Volkswagen Jetta 2.8L V6Special Price $15.27 Regular Price $21.99 -
4 pc Rein Exhaust Manifold Studs for 1990-2005 Volkswagen Jetta 1.8L 2.0L L4Special Price $15.61 Regular Price $21.99Out of stock -
Rein EGR Tube Clamp for 2009-2014 Volkswagen Jetta 2.0L L4Special Price $15.72 Regular Price $21.99Out of stock -
2 pc Walker Exhaust System Hangers for 1988-1990 Volkswagen Jetta 1.8L L4Special Price $15.83 Regular Price $22.99 -
2 pc Walker Resonator Assm Exhaust System Insulators for 2005-2014 Volkswagen Jetta 2.5L L5Special Price $15.92 Regular Price $22.99 -
2 pc Walker Muffler Assm Exhaust System Hangers for 1986-1987 Volkswagen Jetta 1.8L L4Special Price $16.15 Regular Price $22.99 -
Walker Exhaust Pipe Flange Gasket for 2006-2010 Volkswagen Jetta 2.0L L4Special Price $16.95 Regular Price $23.99 -
3 pc Walker Exhaust Clamps for 1993-1998 Volkswagen Jetta 1.9L L4Special Price $17.92 Regular Price $25.99 -
Rein Front Pipe Exhaust System Hanger for 2007-2018 Volkswagen Jetta 1.8L 2.0L 2.5L L4 L5Special Price $18.32 Regular Price $25.99Out of stock -
Walker Front Pipe To Converter Exhaust Pipe Flange Gasket for 1994-1999 Volkswagen Jetta 2.8L V6Special Price $18.44 Regular Price $25.99Out of stock -
Walker Exhaust Pipe Flange Gasket for 1993-1999 Volkswagen Jetta 2.0L L4Special Price $18.44 Regular Price $25.99Out of stock -
Fel-Pro Exhaust Manifold Gasket Set for 2006-2013 Volkswagen Jetta 2.0L L4Special Price $18.45 Regular Price $25.99 -
Rein Front Pipe Lower Exhaust System Hanger for 2013-2018 Volkswagen Jetta 1.4L L4Special Price $18.69 Regular Price $26.99Out of stock -
6 pc Rein Exhaust Manifold Studs for 1986-2005 Volkswagen Jetta 1.8L 2.0L 2.8L L4 V6Special Price $19.66 Regular Price $27.99Out of stock -
2 pc Walker Muffler Assm Exhaust System Insulators for 1994-1999 Volkswagen Jetta 2.8L V6Special Price $19.74 Regular Price $27.99 -
3 pc Walker Muffler Exhaust System Hangers for 1987-1991 Volkswagen Jetta 1.8L 2.0L L4Special Price $20.06 Regular Price $28.99 -
Walker Front Pipe Inlet Exhaust Pipe Flange Gasket for 1985-1992 Volkswagen Jetta 1.6L 1.8L L4Special Price $20.16 Regular Price $28.99Out of stock


































































