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GMC Catalytic Converter

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Walker 81128 Catalytic Converter, ExhaustWalker 81128 Catalytic Converter, Exhaust
WalkerPart # 81128
Walker 81128 Catalytic Converter, Exhaust
52 Reviews
$400.99
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3-year warranty
90 days free return
Fits 1984 - 1984 Chrysler LeBaron, 1975 - 1977 Chevrolet El Camino, 1979 - 1979 Buick Century, 1975 - 1977 Chevrolet Monte Carlo, 1977 - 1978 Buick LeSabre, 1984 - 1984 Chrysler New Yorker, 1978 - 1979 Chevrolet Malibu, 1975 - 1976 Chevrolet Laguna, 1975 - 1976 Chrysler Newport, 1994 - 1995 Buick Roadmaster, 1975 - 1975 Chevrolet Bel Air, 1977 - 1978 Chrysler Newport, 1977 - 1978 Cadillac DeVille, 1979 - 1979 Chevrolet Nova, 1980 - 1980 Cadillac Fleetwood, 1977 - 1978 Chrysler Newport, 1979 - 1979 Buick Century, 1979 - 1979 Buick Century, 1990 - 1990 Cadillac Eldorado, 1975 - 1975 Buick LeSabre
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81128
item #10019THD
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Walker 50430 Catalytic Converter, Front Side
WalkerPart # 50430
Walker 50430 Catalytic Converter, Front Side
52 Reviews
$773.99
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3-year warranty
90 days free return
Fits 1996 - 2000 Chevrolet K2500, 1996 - 1999 Chevrolet C2500 Suburban, 1996 - 2000 GMC K3500, 1996 - 1999 GMC K2500 Suburban, 1996 - 2000 GMC C2500, 1996 - 2000 Chevrolet C2500, 1996 - 1999 Chevrolet K2500 Suburban, 1996 - 2000 Chevrolet K3500, 1996 - 2000 GMC K2500, 1996 - 1999 GMC C2500 Suburban, 1996 - 2000 GMC C3500, 1996 - 2000 Chevrolet C3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
50430, 15733230, 50454, 9703, 645931, 15734379, 640596, 95470, 
...View more
item #10019TY2
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Walker 50418 Catalytic Converter, Exhaust
WalkerPart # 50418
Walker 50418 Catalytic Converter, Exhaust
52 Reviews
$542.99
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3-year warranty
90 days free return
Fits 1996 - 1999 Chevrolet Astro, 1996 - 1999 GMC Safari
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
50418, 079-5108, 15153678, 15737420, 23410, 50293, 9075, 865422, 
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item #10019T73
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Walker 74031 Catalytic Converter, Exhaust
WalkerPart # 74031
Walker 74031 Catalytic Converter, Exhaust
52 Reviews
$183.99
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3-year warranty
90 days free return
Fits 2015 - 2019 GMC Canyon, 2015 - 2019 Chevrolet Colorado
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
74031, 19420293
item #10019X8X
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Walker 81947 Catalytic Converter, Exhaust
WalkerPart # 81947
Walker 81947 Catalytic Converter, Exhaust
52 Reviews
$1,879.99
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3-year warranty
90 days free return
Fits 2003 - 2003 GMC Safari, 2004 - 2004 Chevrolet Astro, 2002 - 2002 GMC Safari, 2003 - 2003 Chevrolet Astro, 2001 - 2001 GMC Safari, 2005 - 2005 Chevrolet Astro, 2000 - 2000 GMC Safari, 2000 - 2000 Chevrolet Astro, 2005 - 2005 GMC Safari, 2002 - 2002 Chevrolet Astro, 2004 - 2004 GMC Safari, 2001 - 2001 Chevrolet Astro
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81947, 739148
item #10019P89
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Walker 81122 Catalytic Converter, Exhaust
WalkerPart # 81122
Walker 81122 Catalytic Converter, Exhaust
52 Reviews
$484.99
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3-year warranty
90 days free return
Fits 1987 - 1987 Cadillac Fleetwood, 1981 - 1983 Buick Riviera, 1981 - 1982 Buick LeSabre, 1981 - 1984 Chevrolet Monte Carlo, 1992 - 1992 Chrysler LeBaron, 1981 - 1982 Chevrolet Impala, 1981 - 1983 Chrysler Imperial, 1983 - 1984 Chevrolet Camaro, 1986 - 1988 Chevrolet Caprice, 1982 - 1983 Buick Regal, 1980 - 1982 Chevrolet Malibu, 1985 - 1985 Chevrolet Impala, 1981 - 1981 Chrysler New Yorker, 1985 - 1988 Chevrolet Monte Carlo, 1980 - 1981 Buick Century, 1988 - 1988 Chevrolet Monte Carlo, 1980 - 1980 Buick Century, 1981 - 1982 Chevrolet Malibu, 1981 - 1986 Buick LeSabre, 1985 - 1987 Chevrolet El Camino
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81122
item #10019U25
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Walker 15571 Catalytic Converter, Exhaust
WalkerPart # 15571
Walker 15571 Catalytic Converter, Exhaust
52 Reviews
$236.99
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3-year warranty
90 days free return
Fits 1991 - 1992 Oldsmobile Bravada, 1989 - 1990 Chevrolet S10 Blazer, 1988 - 1990 GMC S15, 1992 - 1994 GMC Jimmy, 1988 - 1988 Chevrolet S10 Blazer, 1988 - 1988 Chevrolet S10 Blazer, 1991 - 1994 GMC Sonoma, 1988 - 1988 GMC S15 Jimmy, 1991 - 1994 Chevrolet S10 Blazer, 1988 - 1988 GMC S15 Jimmy, 1989 - 1991 GMC S15 Jimmy, 1988 - 1993 Chevrolet S10, 1988 - 1994 Chevrolet S10, 1991 - 1993 GMC Sonoma, 1988 - 1990 GMC S15
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
15571, 4088, 50165, 079-5039, 25104269, 50259, 93486, 645356, 
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item #10019KY0
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Walker 50454 Catalytic Converter, Front Side
WalkerPart # 50454
Walker 50454 Catalytic Converter, Front Side
52 Reviews
$659.99
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3-year warranty
90 days free return
Fits 1996 - 2000 GMC K3500, 1996 - 2000 Chevrolet C2500, 1996 - 2000 Chevrolet K2500, 1996 - 2000 GMC C2500, 1996 - 2000 Chevrolet C3500, 1996 - 2000 Chevrolet K3500, 1996 - 2000 GMC K2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
50454, 15733231, 9092, 23453, 50296, 079-5114, 645998
item #10019RZX
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Walker 50606 Catalytic Converter, Exhaust
WalkerPart # 50606
Walker 50606 Catalytic Converter, Exhaust
52 Reviews
$1,639.99
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3-year warranty
90 days free return
Fits 2012 - 2017 GMC Savana 3500, 2012 - 2020 Chevrolet Express 2500, 2012 - 2017 Chevrolet Express 3500, 2012 - 2020 GMC Savana 2500, 2017 - 2020 GMC Savana 4500, 2017 - 2020 Chevrolet Express 4500, 2012 - 2017 Chevrolet Express 2500, 2012 - 2020 GMC Savana 3500, 2012 - 2020 Chevrolet Express 3500, 2012 - 2016 Chevrolet Express 4500, 2012 - 2016 GMC Savana 4500, 2012 - 2017 GMC Savana 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
50606
item #1001A2YK
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Walker 81174 Catalytic Converter, Exhaust
WalkerPart # 81174
Walker 81174 Catalytic Converter, Exhaust
52 Reviews
$534.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1984 - 1984 Chevrolet Monte Carlo, 1986 - 1986 Chevrolet Camaro, 1983 - 1988 Chevrolet Caprice, 1983 - 1985 Chevrolet Camaro, 1983 - 1984 Chevrolet Caprice, 1983 - 1983 Chevrolet Impala, 1984 - 1984 Chevrolet Impala, 1983 - 1988 Chevrolet Monte Carlo, 1987 - 1989 Chevrolet Camaro, 1992 - 1993 Chevrolet Caprice, 1984 - 1986 Pontiac Bonneville, 1984 - 1984 GMC Caballero, 1984 - 1987 Pontiac Grand Prix, 1985 - 1985 Chevrolet Impala, 1982 - 1992 Chevrolet Camaro, 1983 - 1983 Chevrolet Impala, 1983 - 1985 Pontiac Firebird, 1985 - 1990 Chevrolet Caprice, 1983 - 1984 Chevrolet Caprice, 1990 - 1992 Pontiac Firebird
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81174
item #10019T8W
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Walker 50316 Catalytic Converter, Rear Side
WalkerPart # 50316
Walker 50316 Catalytic Converter, Rear Side
52 Reviews
$566.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 2000 GMC K3500, 1996 - 1999 GMC K2500, 1996 - 2000 Chevrolet C2500, 1996 - 2000 GMC C3500, 1996 - 2000 GMC K3500, 1996 - 2000 Chevrolet K2500, 1996 - 2000 GMC C2500, 1996 - 2000 Chevrolet C2500, 1996 - 2000 GMC C2500, 1996 - 2000 Chevrolet C3500, 1996 - 2000 Chevrolet C3500, 1996 - 2000 GMC K2500, 1996 - 2000 Chevrolet K3500, 1996 - 2000 GMC C3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
50316, 50367, 50368, 079-5124, 079-5113, 49949, 95471, 645392, 
...View more
item #10019SPC
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A catalytic converter, often referred to as a "cat," is an essential component of your engine's exhaust system. This device uses catalysts to transform harmful chemicals in the exhaust gases.

What are the signs of a bad catalytic converter?

  • Check engine light
    The dashboard warning light may illuminate, indicating potential issues.
  • Decreased engine performance
    Noticeable loss of power, acceleration, or overall engine performance.
  • Poor fuel economy
    A significant drop in fuel efficiency can occur as the converter fails.
  • Excessive exhaust emissions
    Increased emissions, including a strong sulfur or rotten egg smell.
  • Rattling noises
    Unusual rattling sounds from the exhaust system, indicating internal damage.
  • Overheating
    The engine may run hotter than normal due to restricted exhaust flow.
  • Failed emissions test
    Inability to pass emissions testing due to high pollution levels.

Shop for aftermarket catalytic converters on A-Premium.com

Premium.com offers a wide range of aftermarket catalytic converters for your vehicle. Refine your search by selecting from various dimensions, inlet types, and tube materials. A-Premium team is dedicated to helping you find a compatible catalytic converter for your car. Every item in our catalog is carefully selected by our team of experts, ensuring they undergo rigorous quality checks to endure the demanding conditions of your exhaust system. Shop now to find the best deal on your new catalytic converter!

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