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 SoundFX Exhaust Muffler for 1975-1977 Pontiac LeMans 5.7L 6.6L 7.5L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1982 GMC G1500 4.1L L6Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1977-1978 Dodge B100 5.9L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1987 GMC V2500 5.7L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1972-1974 Chrysler New Yorker 7.2L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1971-1974 Chrysler Imperial 7.2L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1971-1974 Chrysler Town & Country 6.3L 7.2L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1975 Chevrolet Bel Air 6.6L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1975-1976 Oldsmobile 98 7.5L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1975-1976 Chevrolet Caprice 6.6L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1976 Oldsmobile Cutlass Tiara 5.7L 7.5L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1968-1976 Cadillac Calais 7.7L 8.2L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1975-1976 Oldsmobile Custom Cruiser 6.6L 7.5L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1968-1990 Cadillac Fleetwood 4.5L 7.7L 8.2L V8Special Price $63.13 Regular Price $64.42
- Walker SoundFX Exhaust Muffler for 1993-1994 Ford Explorer 4.0L V6Special Price $62.75 Regular Price $91.99
- Walker SoundFX Exhaust Muffler for 1993-1994 Mazda Navajo 4.0L V6Special Price $62.75 Regular Price $91.99
- Walker Quiet-Flow Left Exhaust Muffler for 1967-1981 Pontiac Firebird 3.8L 4.1L 4.9L 5.0L 5.3L 5.7L 6.6L L6 V8Special Price $63.07 Regular Price $92.99
- Walker SoundFX Exhaust Muffler for 1975 Buick Regal 5.7L V8Special Price $64.42 Regular Price $64.83
- Walker SoundFX Exhaust Muffler for 1982 Chevrolet G30 4.1L L6Special Price $63.13 Regular Price $92.99
- Walker SoundFX Exhaust Muffler for 1987-1995 Dodge Dakota 2.2L 2.5L 3.9L L4 V6Special Price $64.07 Regular Price $65.38
- Walker SoundFX Exhaust Muffler for 1978-1987 Oldsmobile Cutlass Salon 3.8L 4.3L 5.0L V6 V8Special Price $64.07 Regular Price $65.38
- Walker SoundFX Exhaust Muffler for 1972-1978 Jeep CJ5 3.8L 4.2L 5.0L L6 V8Special Price $64.07 Regular Price $65.38
- Walker SoundFX Exhaust Muffler for 1994-1997 Honda Accord 2.2L L4Special Price $64.07 Regular Price $65.38
- Walker SoundFX Exhaust Muffler for 1994-2004 Mazda B2300 2.3L L4Special Price $64.07 Regular Price $65.38
- Walker SoundFX Exhaust Muffler for 1973 Chevrolet Chevelle 4.1L L6Special Price $64.07 Regular Price $65.38
- Walker SoundFX Right Exhaust Muffler for 1973-1974 Pontiac LeMans 5.7L 6.6L 7.5L V8Special Price $64.07 Regular Price $65.38