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Catalytic Converter

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Catalytic Converter
A-Premium®
1-PC Catalytic Converter, Front Side, Fit Federal Emissions, A-Premium APCCT423
$253.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionFront Side
ColorNatural
Part interchange
52507, 15786790, 15921944, 15921945
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AP Emissions 771519 Catalytic Converter, Front Side
AP Emissions
AP Emissions 771519 Catalytic Converter, Front Side
$866.99
Only 1 item left in stock
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
771519
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AP Emissions 770105 Catalytic Converter
AP Emissions
AP Emissions 770105 Catalytic Converter
$626.99
Quantity Less than 2
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
770105
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AP Emissions 2513 Catalytic Converter
AP Emissions
AP Emissions 2513 Catalytic Converter
$113.99
Quantity Less than 3
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
2513
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AP Emissions 2575 Catalytic Converter
AP Emissions
AP Emissions 2575 Catalytic Converter
$131.99
Only 1 item left in stock
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
2575
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AP Emissions 644014 Catalytic Converter
AP Emissions
AP Emissions 644014 Catalytic Converter
$334.99
Quantity Less than 5
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
644014
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AP Emissions 608705 Catalytic Converter
AP Emissions
AP Emissions 608705 Catalytic Converter
$196.99
Only 1 item left in stock
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
608705
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AP Emissions 9274 Catalytic Converter
AP Emissions
AP Emissions 9274 Catalytic Converter
$28.99
Only 1 item left in stock
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
9274
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AP Emissions 770538 Catalytic Converter
AP Emissions
AP Emissions 770538 Catalytic Converter
$986.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
770538
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AP Emissions 644016 Catalytic Converter, Front Side
AP Emissions
AP Emissions 644016 Catalytic Converter, Front Side
$398.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
644016
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Eastern Catalytic 50506 Catalytic Converter
Eastern Catalytic
Eastern Catalytic 50506 Catalytic Converter
$344.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Part interchange
50506
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Eastern Catalytic 50515 Catalytic Converter, Front Side
Eastern Catalytic
Eastern Catalytic 50515 Catalytic Converter, Front Side
$418.99
Quantity Less than 5
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
50515
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Eastern Catalytic 50548 Catalytic Converter, Rear Side
Eastern Catalytic
Eastern Catalytic 50548 Catalytic Converter, Rear Side
$247.99
Quantity Less than 3
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
50548
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Eastern Catalytic 50410 Catalytic Converter, Center
Eastern Catalytic
Eastern Catalytic 50410 Catalytic Converter, Center
$479.99
Quantity Less than 4
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionCenter
Part interchange
50410
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Catalytic Converter - Walker 15034
Walker
Walker 15034 Catalytic Converter, Exhaust
$167.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
15034, SC207, 602507, 6007, 602007, 70430, SC217, 6507
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Catalytic Converter - Walker 15039
Walker
Walker 15039 Catalytic Converter, Exhaust
$150.99
Quantity Less than 4
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
15039, 602207, 94109, 83167, 6907, 93167, 70330, 94009, 
...View more
Show less
Catalytic Converter - Walker 93253
Walker
Walker 93253 Catalytic Converter, Exhaust
$148.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
93253, 99756HM, 92256, 097-0373, 51206, 608286, 2576r, 92466, 
...View more
Show less
Catalytic Converter - Walker 84206
Walker
Walker 84206 Catalytic Converter, Exhaust
$207.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
84206, 551004, 755005
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Catalytic Converter - Front Side - Walker 84107
Walker
Walker 84107 Catalytic Converter, Front Side
$454.99
Quantity Less than 4
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionFront
Part interchange
84107
Show less
Catalytic Converter - Walker 52507
Walker
Walker 52507 Catalytic Converter, Exhaust
$345.99
Quantity Less than 3
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Lucerne
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
52507, 50506, 15921945, 15921944, 15786790, 51751, 644014
Show less
Page 1 of 2

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!