2004 Chevrolet Trailblazer EXT Catalytic Converter
Navigate our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2004 Chevrolet Trailblazer EXT.





Catalytic Converter
$605.84 CAD
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
Vehicle fitment:
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: Canada;
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: Canada;
Vehicle Fitment Notes:
54" no flex
54" no flex




Catalytic Converter
$605.84 CAD
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
Vehicle fitment:
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: United States;
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: United States;
Vehicle Fitment Notes:
54" no flex
54" no flex




Catalytic Converter
$605.84 CAD
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
Vehicle fitment:
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: Canada;
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: Canada;
Vehicle Fitment Notes:
"54"" no flex"
"54"" no flex"




Catalytic Converter
$605.84 CAD
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
Vehicle fitment:
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: United States;
Cylinder Head: OHV; Drive Type: 4WD; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Region: United States;
Vehicle Fitment Notes:
"54"" no flex"
"54"" no flex"




Catalytic Converter
$376.05 CAD
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
Vehicle fitment:
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: Canada;
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: Canada;
Vehicle Fitment Notes:
59" over all length 129" wheel base
59" over all length 129" wheel base




Catalytic Converter
$376.05 CAD
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
Vehicle fitment:
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: United States;
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: United States;
Vehicle Fitment Notes:
59" over all length 129" wheel base
59" over all length 129" wheel base




Catalytic Converter
$376.05 CAD
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
Vehicle fitment:
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: Canada;
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: Canada;
Vehicle Fitment Notes:
"59"" over all length 129"" wheel base"
"59"" over all length 129"" wheel base"




Catalytic Converter
$376.05 CAD
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
Vehicle fitment:
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: United States;
Cylinder Head: DOHC; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Region: United States;
Vehicle Fitment Notes:
"59"" over all length 129"" wheel base"
"59"" over all length 129"" wheel base"

Catalytic Converter
$1,054.28
$730.54 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 17th
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
Vehicle fitment:
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 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

Catalytic Converter
$478.64
$298.49 CAD
10+ In Stock
Condition: New
Ships: Today, Oct. 17th
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
Vehicle fitment:
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


Catalytic Converter
$486.66
$282.05 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 4GMXT05.3170 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) 4GMXT05.3170 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
$486.66
$282.05 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-69 Engine Family Number (EFN) 4GMXT05.3170 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) 4GMXT05.3170 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
$473.00
$263.82 CAD
Out of Stock
Condition: New
Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-47 Engine Family Number (EFN) 4GMXT05.3170 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-182-47 Engine Family Number (EFN) 4GMXT05.3170 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
$473.00
$263.82 CAD
Out of Stock
Condition: New
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-47 Engine Family Number (EFN) 4GMXT05.3170 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-182-47 Engine Family Number (EFN) 4GMXT05.3170 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