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Shopping for 2002-GMC-Sierra 1500
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2002 GMC Sierra 1500 Catalytic Converter

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Catalytic Converter - Walker 93303Catalytic Converter - Walker 93303
Walker
Walker 93303 Catalytic Converter, Exhaust
$220.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
93303, 70550, 6626, 2586, 89516, 608264, 99506HM, 70955, 
...View more
Show less
Catalytic Converter - Walker 83404
Walker
Walker 83404 Catalytic Converter, Exhaust
$323.99
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
83404
Show less
Catalytic Converter - Walker 83403
Walker
Walker 83403 Catalytic Converter, Exhaust
$324.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
83403
Show less
Catalytic Converter - Right Passenger Side - Walker 83457
Walker
Walker 83457 Catalytic Converter, Right Passenger Side
$650.99
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: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionRight
Part interchange
83457
Show less
Catalytic Converter - Walker 83508
Walker
Walker 83508 Catalytic Converter, Exhaust
$417.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
83508
Show less
Catalytic Converter - Left Driver Side - Walker 83497
Walker
Walker 83497 Catalytic Converter, Left Driver Side
$708.99
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: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity2
Installation PositionLeft
Part interchange
83497
Show less
Catalytic Converter - Walker 83509
Walker
Walker 83509 Catalytic Converter, Exhaust
$421.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
83509
Show less
Catalytic Converter - Walker 82606
Walker
Walker 82606 Catalytic Converter, Exhaust
$413.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
82606
Show less
Catalytic Converter - Walker 81713
Walker
Walker 81713 Catalytic Converter, Exhaust
$899.99
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: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81713
Show less
Catalytic Converter - Walker 81723
Walker
Walker 81723 Catalytic Converter, Exhaust
$981.99
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: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81723
Show less
Catalytic Converter - Walker 81761
Walker
Walker 81761 Catalytic Converter, Exhaust
$1,907.99
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: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81761, 739083
Show less
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: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
15034, SC207, 602507, 6007, 602007, 70430, SC217, 6507
Show less
Catalytic Converter - Walker 15104
Walker
Walker 15104 Catalytic Converter, Exhaust
$269.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
15104, 641211, 92624, 82624
Show less
Catalytic Converter - Right Passenger Side - Walker 54423
Walker
Walker 54423 Catalytic Converter, Right Passenger Side
$585.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionRight
Part interchange
54423, 10395213, 645448, 079-5171, 15130093, 9266, 51139, 93602, 
...View more
Show less
Catalytic Converter - Walker 81724
Walker
Walker 81724 Catalytic Converter, Exhaust
$889.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81724
Show less
Catalytic Converter - Walker 81923
Walker
Walker 81923 Catalytic Converter, Exhaust
$1,028.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionExhaust
Part interchange
81923
Show less
Catalytic Converter - Right Passenger Side - Walker 54899
Walker
Walker 54899 Catalytic Converter, Right Passenger Side
$695.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2002 GMC Sierra 1500
Item LocatedUnited States
Quantity1
Installation PositionRight
Part interchange
54899, 645454, 50436, 15798962, 651601
Show less
Page 3 of 3

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!