2003 Toyota Sienna Catalytic Converter
Navigate our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2003 Toyota Sienna.





Catalytic Converter
$511.83
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:
Region: Mexico; Sub-Model: XLE;
Region: Mexico; Sub-Model: XLE;




Catalytic Converter
$511.83
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Center
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Canada;
Region: Canada;




Catalytic Converter
$511.83
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Center
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Mexico;
Region: Mexico;




Catalytic Converter
$511.83
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Center
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: United States;
Region: United States;




Catalytic Converter
$478.96
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:
Region: Mexico; Sub-Model: XLE;
Region: Mexico; Sub-Model: XLE;
Vehicle Fitment Notes:
Radiator Side
Radiator Side




Catalytic Converter
$478.96
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Front Forward
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Mexico; Sub-Model: XLE;
Region: Mexico; Sub-Model: XLE;
Vehicle Fitment Notes:
Radiator Side
Radiator Side




Catalytic Converter
$263.73
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:
Region: Canada;
Region: Canada;




Catalytic Converter
$263.73
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:
Region: Mexico;
Region: Mexico;




Catalytic Converter
$263.73
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:
Region: United States;
Region: United States;




Catalytic Converter
$263.73
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Rear
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Canada;
Region: Canada;




Catalytic Converter
$263.73
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Rear
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Mexico;
Region: Mexico;




Catalytic Converter
$263.73
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Rear
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: United States;
Region: United States;

Catalytic Converter
$774.45
$757.81
In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Rear
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31555 and 31374 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 - 31555 and 31374 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
$1,670.61
$1,277.83
In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Front
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended 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 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
$475.43
$265.18
Limited Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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
$479.97
$406.47
In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Rear
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
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
$644.60
$421.83
Limited Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
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
$1,268.82
$688.85
Out of Stock
Condition: New
Front Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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. Additional part(s) needed to complete installation - 31555 and 2 of 31332 Direct Fit Type
CARB Executive Order D-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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. Additional part(s) needed to complete installation - 31555 and 2 of 31332 Direct Fit Type

Catalytic Converter
$486.41
$271.31
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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
$1,001.30
$543.61
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Engine Base: 3.0L 2995cc V6 (3.45x3.27; 87.5x83.0);
Vehicle Fitment Notes:
CARB Executive Order D-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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. Additional part(s) needed to complete installation - 31555 and 31374 Direct Fit Type
CARB Executive Order D-182-60 Engine Family Number (EFN) 3TYXT03.0FFP 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. Additional part(s) needed to complete installation - 31555 and 31374 Direct Fit Type