2001 GMC Sierra 1500 HD Catalytic Converter
Browse our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2001 GMC Sierra 1500 HD.

2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
133" wheel base 2.5" OD Outlet 22.5" long Right Side
133" wheel base 2.5" OD Outlet 22.5" long Right Side

2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
133" wheel base 2.5" OD Outlet 22.5" long Right Side
133" wheel base 2.5" OD Outlet 22.5" long Right Side

2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Right (Passenger Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
"133"" wheel base" "2.5"" OD Outlet 22.5"" long" Right Side
"133"" wheel base" "2.5"" OD Outlet 22.5"" long" Right Side

2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Right (Passenger Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
"133"" wheel base" "2.5"" OD Outlet 22.5"" long" Right Side
"133"" wheel base" "2.5"" OD Outlet 22.5"" long" Right Side
2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
133" wheel base 3' OD 22.5" long Right Side
133" wheel base 3' OD 22.5" long Right Side
2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
133" wheel base 3' OD 22.5" long Right Side
133" wheel base 3' OD 22.5" long Right Side
2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Right (Passenger Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
"133"" wheel base" "3' OD 22.5"" long" Right Side
"133"" wheel base" "3' OD 22.5"" long" Right Side
2001 GMC Sierra 1500 HD Catalytic Converter
$498.93
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Right (Passenger Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
"133"" wheel base" "3' OD 22.5"" long" Right Side
"133"" wheel base" "3' OD 22.5"" long" Right Side
2001 GMC Sierra 1500 HD Catalytic Converter
$452.31
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
Driver Side
Driver Side
2001 GMC Sierra 1500 HD Catalytic Converter
$452.31
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
Driver Side
Driver Side
2001 GMC Sierra 1500 HD Catalytic Converter
$452.31
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Left (Driver Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
Driver Side
Driver Side
2001 GMC Sierra 1500 HD Catalytic Converter
$452.31
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Left (Driver Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
Driver Side
Driver Side

2001 GMC Sierra 1500 HD Catalytic Converter
$511.52
$277.70
Out of Stock
Condition: New
Front Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$511.52
$277.70
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$511.52
$277.70
Out of Stock
Condition: New
Rear Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$511.52
$277.70
Out of Stock
Condition: New
Rear Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$494.84
$286.78
Out of Stock
Condition: New
Front Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$494.84
$286.78
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$494.84
$286.78
Out of Stock
Condition: New
Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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) 1GMXA06.0194 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) 1GMXA06.0194 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

2001 GMC Sierra 1500 HD Catalytic Converter
$494.84
$286.78
Out of Stock
Condition: New
Rear Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$494.84
$286.78
Out of Stock
Condition: New
Rear Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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

2001 GMC Sierra 1500 HD Catalytic Converter
$494.84
$286.78
Out of Stock
Condition: New
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2001 GMC Sierra 1500 HD
Equipped With:
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) 1GMXA06.0194 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) 1GMXA06.0194 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