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Nissan Pathfinder Catalytic Converter

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Eastern Catalytic 40639 Catalytic Converter, Rear Left Driver SideEastern Catalytic 40639 Catalytic Converter, Rear Left Driver Side
Eastern Catalytic
Eastern Catalytic 40639 Catalytic Converter, Rear Left Driver Side
$546.99
Quantity Less than 2
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Left
Part interchange
40639
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Eastern Catalytic 40640 Catalytic Converter, Rear Right Passenger Side
Eastern Catalytic
Eastern Catalytic 40640 Catalytic Converter, Rear Right Passenger Side
$511.99
Quantity Less than 3
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Right
Part interchange
40640
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Eastern Catalytic 40710 Catalytic Converter, Front Left Driver Side
Eastern Catalytic
Eastern Catalytic 40710 Catalytic Converter, Front Left Driver Side
$257.99
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionFront Left
Part interchange
40710
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Eastern Catalytic 40746 Catalytic Converter, Rear Right Passenger Side
Eastern Catalytic
Eastern Catalytic 40746 Catalytic Converter, Rear Right Passenger Side
$231.99
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Right
Part interchange
40746
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Eastern Catalytic 40745 Catalytic Converter, Rear Left Driver Side
Eastern Catalytic
Eastern Catalytic 40745 Catalytic Converter, Rear Left Driver Side
$225.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Left
Part interchange
40745
Show less
Eastern Catalytic 40443 Catalytic Converter, Rear Left Driver Side
Eastern Catalytic
Eastern Catalytic 40443 Catalytic Converter, Rear Left Driver Side
$329.99
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: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Left
Part interchange
40443
Show less
Eastern Catalytic 40444 Catalytic Converter, Rear Right Passenger Side
Eastern Catalytic
Eastern Catalytic 40444 Catalytic Converter, Rear Right Passenger Side
$284.99
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: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Right
Part interchange
40444
Show less
Eastern Catalytic 40445 Catalytic Converter, Front Left Driver Side
Eastern Catalytic
Eastern Catalytic 40445 Catalytic Converter, Front Left Driver Side
$357.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionFront Left
Part interchange
40445
Show less
Eastern Catalytic 40446 Catalytic Converter
Eastern Catalytic
Eastern Catalytic 40446 Catalytic Converter
$366.99
Quantity Less than 5
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Part interchange
40446
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Eastern Catalytic 40008 Catalytic Converter, Rear Side
Eastern Catalytic
Eastern Catalytic 40008 Catalytic Converter, Rear Side
$238.99
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
40008
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Eastern Catalytic 40268 Catalytic Converter, Front Right Passenger Side
Eastern Catalytic
Eastern Catalytic 40268 Catalytic Converter, Front Right Passenger Side
$400.99
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: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionFront Right
Part interchange
40268
Show less
Eastern Catalytic 40637 Catalytic Converter with Integrated Exhaust Manifold, Left Driver Side
Eastern Catalytic
Eastern Catalytic 40637 Catalytic Converter with Integrated Exhaust Manifold, Left Driver Side
$420.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionLeft
Part interchange
40637
Show less
Eastern Catalytic 40638 Catalytic Converter with Integrated Exhaust Manifold, Right Passenger Side
Eastern Catalytic
Eastern Catalytic 40638 Catalytic Converter with Integrated Exhaust Manifold, Right Passenger Side
$420.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRight
Part interchange
40638
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MagnaFlow 5582668 Catalytic Converter, Front Right Passenger Side
MagnaFlow
MagnaFlow 5582668 Catalytic Converter, Front Right Passenger Side
$1,670.99
Quantity Less than 3
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionFront Right
Part interchange
5582668
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MagnaFlow 339104 Catalytic Converter
MagnaFlow
MagnaFlow 339104 Catalytic Converter
$456.99
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: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Part interchange
339104
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MagnaFlow 447198 Catalytic Converter, Front Right Passenger Side
MagnaFlow
MagnaFlow 447198 Catalytic Converter, Front Right Passenger Side
$823.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionFront Right
Part interchange
447198, B08A0-4W100, B08A0-4W10A, B08A0-5W500
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Catalytic Converter - Walker 15034
Walker
Walker 15034 Catalytic Converter, Exhaust
$167.99
Quantity Less than 3
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
15034, SC207, 602507, 6007, 602007, 70430, SC217, 6507
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Catalytic Converter - Front Left Driver Side - Walker 16468
Walker
Walker 16468 Catalytic Converter, Front Left Driver Side
$326.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionFront Left
Part interchange
16468, 52664, 208A2ZP50B, 642124, 208A39BL0A, 208A39CD0A, 52665, 208A3EA21B, 
...View more
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Catalytic Converter - Rear Left Driver Side - Walker 83892
Walker
Walker 83892 Catalytic Converter, Rear Left Driver Side
$907.99
Quantity Less than 5
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionRear Left
Part interchange
83892
Show less
Catalytic Converter - Walker 83402
Walker
Walker 83402 Catalytic Converter, Exhaust
$319.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Nissan Pathfinder
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
83402, 910004, 443105
Show less
Page 4 of 6

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!