2011 Cadillac STS Catalytic Converters
Save up to 40% on original replacement 2011 Cadillac STS Catalytic Converters. Navigate our online catalogue to find Catalytic Converters and other parts designed specifically to fit a 2011 Cadillac STS.





Catalytic Converter
$377.77
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Canada;
Region: Canada;




Catalytic Converter
$377.77
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: United States;
Region: United States;




Catalytic Converter - Left
$377.77
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: Canada;
Region: Canada;




Catalytic Converter - Left
$377.77
In Stock
Ships: in 1-2 Business Days
Pick-Up in 1-2 Business Days
Pick-Up in 1-2 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Region: United States;
Region: United States;

Catalytic Converter - Right
$737.71
$597.76
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31534 and 31379 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 - 31534 and 31379 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 - Left
$737.71
$588.06
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31534 and 31379 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 - 31534 and 31379 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 - Left
$491.11
$273.94
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Vehicle Fitment Notes:
CARB Executive Order D-182-64 Engine Family Number (EFN) BGMXV03.6053 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-182-64 Engine Family Number (EFN) BGMXV03.6053 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 - Right
$491.11
$273.94
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Vehicle Fitment Notes:
CARB Executive Order D-182-64 Engine Family Number (EFN) BGMXV03.6053 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-182-64 Engine Family Number (EFN) BGMXV03.6053 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 - Left
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Vehicle Fitment Notes:
CARB Executive Order D-182-75 Engine Family Number (EFN) BGMXV03.6053 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. Modifications and/or Additional Parts May Be Required for Installation Universal Type
CARB Executive Order D-182-75 Engine Family Number (EFN) BGMXV03.6053 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. Modifications and/or Additional Parts May Be Required for Installation Universal Type


Catalytic Converter - Right
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Engine Base: 3.6L 3564cc 217ci V6 (3.70x3.37; 94.0x85.6);
Vehicle Fitment Notes:
CARB Executive Order D-182-75 Engine Family Number (EFN) BGMXV03.6053 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. Modifications and/or Additional Parts May Be Required for Installation Universal Type
CARB Executive Order D-182-75 Engine Family Number (EFN) BGMXV03.6053 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. Modifications and/or Additional Parts May Be Required for Installation Universal Type