Failed an emissions test? This can be down to dozens of reasons but is largely limited to parts in the car Fuel Delivery System. Causes can be as simple as a leaking gas cap, faulty vapor canisters that trap gas vapors in the fuel return lines to damage to the EGR Valves that recirculate exhaust gasses and reduce nitrogen oxides. Increased emissions can also be down to skipping maintenance intervals with regular replacement parts like vehicle Air Filters to deliver oxygen-rich and cleansed air for better engine efficiency, and Engine Oil Filters to filter out contaminants that cause wear.
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- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-2005 Pontiac Sunfire 2.2L 2.4L L4Special Price $3.71 Regular Price $4.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 2009 Ford Flex 3.5L V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1997-1998 Ford F-150 4.2L 4.6L 5.4L V6 V8Special Price $4.23 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1988-1995 Ford F-350 5.8L 7.5L V8Special Price $4.23 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2005-2007 Saturn Ion 2.2L 2.4L L4Special Price $3.34 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Pipe Flange Gasket for 1987-1988 Toyota Celica 2.0L L4Special Price $3.35 Regular Price $4.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1985 Cadillac Fleetwood 4.3L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-2005 Chevrolet Cavalier 2.2L 2.4L L4Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1987 BMW 528e 2.7L L6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1988-1990 Lincoln Continental 3.8L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-2001 Chevrolet Lumina 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1985 Cadillac DeVille 4.3L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1994 Chevrolet Beretta 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1985 Buick Electra 4.3L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1995-1998 Pontiac Grand Am 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1994-1996 Oldsmobile Cutlass 3.1L V6Special Price $3.71 Regular Price $4.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1985 Cadillac Commercial Chassis 4.3L V6Special Price $3.71 Regular Price $4.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1996-1999 Chevrolet Monte Carlo 3.1L V6Special Price $3.96 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2011-2017 Honda Odyssey 3.5L V6Special Price $3.96 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 1994-2003 Pontiac Grand Prix 3.1L 3.8L V6Special Price $3.96 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1965-1967 Cadillac DeVille 7.0L V8Special Price $3.99 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2000-2005 Buick Park Avenue 3.8L V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1987-1995 Ford F-250 4.9L 5.0L L6 V8Special Price $3.99 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2008-2009 Mercury Sable 3.5L V6Special Price $3.99 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1965-1967 Cadillac Fleetwood 7.0L V8Special Price $4.25 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2006-2011 Chevrolet HHR 2.4L L4Special Price $4.25 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2008-2009 Ford Taurus X 3.5L V6Special Price $4.25 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Clamp for 2008-2012 Ford Taurus 3.5L V6Special Price $4.25 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1982-1987 GMC P3500 5.7L V8Special Price $4.49 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1982-1987 GMC P2500 5.7L V8Special Price $4.49 Regular Price $5.99
- Walker Int Pipe Rear To Muffler Exhaust Clamp for 1982-1987 Chevrolet P20 5.7L V8Special Price $4.49 Regular Price $5.99
- Walker Resonator Assm To Muffler Exhaust Pipe Flange Gasket for 2001-2004 Subaru Outback 2.5L H4Special Price $5.77 Regular Price $7.99
- Walker Resonator Assm To Muffler Exhaust Pipe Flange Gasket for 1997-2001 Toyota Camry 3.0L V6Special Price $6.03 Regular Price $8.99