2003 Buick Regal Catalytic Converter
Navigate our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2003 Buick Regal.
Catalytic Converter
$299.36
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:
Aspiration: Naturally Aspirated; Region: Canada; Sub-Model: LS;
Aspiration: Naturally Aspirated; Region: Canada; Sub-Model: LS;
Catalytic Converter
$299.36
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:
Aspiration: Naturally Aspirated; Region: United States; Sub-Model: LS;
Aspiration: Naturally Aspirated; Region: United States; Sub-Model: LS;
Catalytic Converter
$299.36
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:
Aspiration: Naturally Aspirated; Region: Canada; Sub-Model: LS;
Aspiration: Naturally Aspirated; Region: Canada; Sub-Model: LS;
Catalytic Converter
$299.36
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:
Aspiration: Naturally Aspirated; Region: United States; Sub-Model: LS;
Aspiration: Naturally Aspirated; Region: United States; Sub-Model: LS;
Catalytic Converter
$946.40
$721.74
In Stock
Condition: New
Ships: Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Friday Oct. 3rd
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4);
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31605 and 31578 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 - 31605 and 31578 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
10+ In Stock
Condition: New
Ships: Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Friday Oct. 3rd
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Sub-Model: GS;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Sub-Model: GS;
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
$478.64
$298.49
10+ In Stock
Condition: New
Ships: Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Friday Oct. 3rd
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Sub-Model: LS;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Sub-Model: LS;
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
$506.14
$274.79
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4);
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4);
Vehicle Fitment Notes:
CARB Executive Order D-182-57 Engine Family Number (EFN) 3GMXV03.8044 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-182-57 Engine Family Number (EFN) 3GMXV03.8044 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
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle Fitment Notes:
without California Emissions
without California Emissions