2003 GMC Envoy Catalytic Converter
Browse our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2003 GMC Envoy.

2003 GMC Envoy Catalytic Converter
$478.64
$298.49
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 2003 GMC Envoy
Equipped With:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
with Federal/California Emissions System 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 Universal Type Modifications and/or Additional Parts May Be Required for Installation
with Federal/California Emissions System 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 Universal Type Modifications and/or Additional Parts May Be Required for Installation

2003 GMC Envoy Catalytic Converter
$745.45
$632.90
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 2003 GMC Envoy
Equipped With:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: SLE;
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: SLE;
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional Part(s) Needed To Complete Installation: 31657 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: 31657 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

2003 GMC Envoy Catalytic Converter
$745.45
$632.90
In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 2003 GMC Envoy
Equipped With:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: SLT;
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: SLT;
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional Part(s) Needed To Complete Installation: 31657 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: 31657 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
2003 GMC Envoy Catalytic Converter
$270.84
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: 2003 GMC Envoy
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
51" overall length 113" wheel base
51" overall length 113" wheel base
2003 GMC Envoy Catalytic Converter
$270.84
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: 2003 GMC Envoy
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
51" overall length 113" wheel base
51" overall length 113" wheel base
2003 GMC Envoy Catalytic Converter
$270.84
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: 2003 GMC Envoy
Equipped With:
Region: Canada;
Region: Canada;
Vehicle Fitment Notes:
"51"" overall length 113"" wheel base"
"51"" overall length 113"" wheel base"
2003 GMC Envoy Catalytic Converter
$270.84
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: 2003 GMC Envoy
Equipped With:
Region: United States;
Region: United States;
Vehicle Fitment Notes:
"51"" overall length 113"" wheel base"
"51"" overall length 113"" wheel base"

2003 GMC Envoy Catalytic Converter
$421.05
$250.71
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 2003 GMC Envoy
Equipped With:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 3GMXT04.2185 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) 3GMXT04.2185 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