2001 GMC Sierra 3500 Catalytic Converter
Navigate our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2001 GMC Sierra 3500.


Catalytic Converter
$906.89
$782.14 CAD
In Stock
Condition: New
Ships: Thursday Oct. 9th
Pick-Up: Ready in 1 Hour Thursday Oct. 9th
Pick-Up: Ready in 1 Hour Thursday Oct. 9th
Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31718 and 35337 Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Direct Fit Type
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31718 and 35337 Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Direct Fit Type

Catalytic Converter
$1,512.79
$1,194.95 CAD
In Stock
Condition: New
Ships: Thursday Oct. 9th
Pick-Up: Ready in 2-3 Hours Thursday Oct. 9th
Pick-Up: Ready in 2-3 Hours Thursday Oct. 9th
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional Part(s) Needed To Complete Installation: 31610 Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Direct Fit Type
with Federal/California Emissions System Exhaust Gasket is Recommended Additional Part(s) Needed To Complete Installation: 31610 Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Direct Fit Type

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Front Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Front Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Rear Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Rear Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Rear Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$511.52
$277.70 CAD
Out of Stock
Condition: New
Rear Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-52 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Front Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Front Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Rear Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Rear Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Rear Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA06.0188 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation

Catalytic Converter
$494.84
$286.78 CAD
Out of Stock
Condition: New
Rear Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-182-69 Engine Family Number (EFN) 1GMXA08.1203 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation