2011 Cadillac STS Catalytic Converter
Browse our online catalogue to find original replacement Catalytic Converters specifically designed to fit a 2011 Cadillac STS.

2011 Cadillac STS Catalytic Converter
$737.71
$588.06
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
Fits: 2011 Cadillac STS
Equipped With:
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
2011 Cadillac STS Catalytic Converter
$377.77
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: 2011 Cadillac STS
Equipped With:
Region: Canada;
Region: Canada;
2011 Cadillac STS Catalytic Converter
$377.77
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: 2011 Cadillac STS
Equipped With:
Region: United States;
Region: United States;
2011 Cadillac STS Catalytic Converter
$377.77
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Left (Driver Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2011 Cadillac STS
Equipped With:
Region: Canada;
Region: Canada;
2011 Cadillac STS Catalytic Converter
$377.77
In Stock
Condition: New
Ships: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Pick-Up: in 1-2 Business Days
Left (Driver Side)
Required Per Vehicle: 1
Made in Canada
Fits: 2011 Cadillac STS
Equipped With:
Region: United States;
Region: United States;

2011 Cadillac STS Catalytic Converter
$737.71
$597.76
Out of Stock
Condition: New
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2011 Cadillac STS
Equipped With:
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

2011 Cadillac STS Catalytic Converter
$491.11
$273.94
Out of Stock
Condition: New
Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2011 Cadillac STS
Equipped With:
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

2011 Cadillac STS Catalytic Converter
$491.11
$273.94
Out of Stock
Condition: New
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2011 Cadillac STS
Equipped With:
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
2011 Cadillac STS Catalytic Converter
Call for Pricing
Out of Stock
Condition: New
Left (Driver Side)
Required Per Vehicle: 1
Made in USA
Fits: 2011 Cadillac STS
Equipped With:
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
2011 Cadillac STS Catalytic Converter
Call for Pricing
Out of Stock
Condition: New
Right (Passenger Side)
Required Per Vehicle: 1
Made in USA
Fits: 2011 Cadillac STS
Equipped With:
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