Buick LaCrosse Catalytic Converters

We found 20 eBay listings for Buick LaCrosse catalytic converters, covering model years 2005 to 2016.

20 listings available |20 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare catalytic converters options for the Buick LaCrosse by part number, specification and seller fitment details. Matching listing titles mention 2005–2016; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 20 listings for Buick LaCrosse catalytic converters checked on 7 November 2026, 20 give model years between 2005 and 2016, most often 2010 (5). Positions named in the titles: front (5), left (5), right (4). Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

20 Results

Catalytic Converters

Found 20 listings for "buick lacrosse catalytic converters"

Direct Fit Catalytic Converter for Buick LaCrosse V6 3.6L 2010-2011 EPA 600cells

Direct Fit Catalytic Converter for Buick LaCrosse V6 3.6L 2010-2011 EPA 600cells

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NewπŸ“ US
Seller: racingsworld
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Right FWD Catalytic Converter For 2012-2016 Buick LaCrosse 3.6L PZEV EPA

Right FWD Catalytic Converter For 2012-2016 Buick LaCrosse 3.6L PZEV EPA

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NewπŸ“ US
Seller: nat-autoparts
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Catalytic Converter For 2012-2016 Buick LaCrosse 3.6L / 2010 Buick LaCrosse 3.0L

Catalytic Converter For 2012-2016 Buick LaCrosse 3.6L / 2010 Buick LaCrosse 3.0L

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NewπŸ“ US
Seller: win001
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Catalytic Converter For 2010 Buick LaCrosse 3.0L / 2012-2016 3.6L Set AWD only

Catalytic Converter For 2010 Buick LaCrosse 3.0L / 2012-2016 3.6L Set AWD only

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NewπŸ“ US
Seller: gz-moto
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Catalytic Converter For Buick Lacrosse  2012-2016 3.6L Front Left AWD Highflow

Catalytic Converter For Buick Lacrosse 2012-2016 3.6L Front Left AWD Highflow

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NewπŸ“ US
Seller: catautoparts
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Catalytic Converter For 2010 Buick Allure 3.0L 2012-2016 Buick LaCrosse 3.6L

Catalytic Converter For 2010 Buick Allure 3.0L 2012-2016 Buick LaCrosse 3.6L

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NewπŸ“ US
Seller: motonest-us
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Direct Fit Catalytic Converter & Flex Pipe for Buick LaCrosse/Regal 2.4L 2011-16

Direct Fit Catalytic Converter & Flex Pipe for Buick LaCrosse/Regal 2.4L 2011-16

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NewπŸ“ US
Seller: excellentautoparts01
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Catalytic Converter 2010 2011 FOR Buick LaCrosse 3.6L - OBD II / EPA Approved

Catalytic Converter 2010 2011 FOR Buick LaCrosse 3.6L - OBD II / EPA Approved

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NewπŸ“ US
Seller: quality-exhausts
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Left+Right Catalytic Converter For Buick LaCrosse 3.0L 2010/3.6L 2012-2016

Left+Right Catalytic Converter For Buick LaCrosse 3.0L 2010/3.6L 2012-2016

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NewπŸ“ US
Seller: tuningpartsmaster
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Catalytic Converter For Buick Lacrosse 2005-2009 Pontiac Grand Prix 2004-08 3.8L

Catalytic Converter For Buick Lacrosse 2005-2009 Pontiac Grand Prix 2004-08 3.8L

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NewπŸ“ US
Seller: fresh4wheels
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Front & Rear Catalytic Converter Set for Buick Lacrosse/Regal 2.4L 2011-2016 EPA

Front & Rear Catalytic Converter Set for Buick Lacrosse/Regal 2.4L 2011-2016 EPA

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NewπŸ“ US
Seller: maxpeedingrods-ca
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Pair Catalytic Converter For Buick Lacrosse 2010 2011 3.6L High Quality

Pair Catalytic Converter For Buick Lacrosse 2010 2011 3.6L High Quality

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NewπŸ“ US
Seller: sarotinmotors
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2x Left & Right Catalytic Converter For 2010 -2011 Buick LaCrosse 3.6L V6 EPA

2x Left & Right Catalytic Converter For 2010 -2011 Buick LaCrosse 3.6L V6 EPA

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NewπŸ“ US
Seller: abysmauto
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Catalytic Converter For 2010-2016 Buick Allure & LaCrosse 3.0L V6 Left and Right

Catalytic Converter For 2010-2016 Buick Allure & LaCrosse 3.0L V6 Left and Right

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NewπŸ“ US
Seller: directfitcatalytichub
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For Buick Lacrosse 3.6L V6 All Three Front Catalytic Converters 2010 2011

For Buick Lacrosse 3.6L V6 All Three Front Catalytic Converters 2010 2011

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NewπŸ“ US
Seller: hotsaleautoparts
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Fit For Buick Lacrosse 3.6L All Three Front Catalytic Converters 2010-2011

Fit For Buick Lacrosse 3.6L All Three Front Catalytic Converters 2010-2011

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NewπŸ“ US
Seller: niubillity
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For 2010 Buick LaCrosse V6 3.0L & 2010-2012 3.6L Rear Catalytic Converter

For 2010 Buick LaCrosse V6 3.0L & 2010-2012 3.6L Rear Catalytic Converter

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NewπŸ“ US
Seller: auparts-lgtht
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Superior For 2010-2011 Buick LaCrosse 3.6L Catalytic Converter Set EPA Approved

Superior For 2010-2011 Buick LaCrosse 3.6L Catalytic Converter Set EPA Approved

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NewπŸ“ US
Seller: geezer-autoparts
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Catalytic Converter For Buick LaCrosse 2010 3.0L Buick LaCrosse 2012-2016 3.6L

Catalytic Converter For Buick LaCrosse 2010 3.0L Buick LaCrosse 2012-2016 3.6L

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NewπŸ“ US
Seller: prem_3924
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Front Left Catalytic Converter for 2010 2011 Buick LaCrosse 3.6L V6 FWD EPA

Front Left Catalytic Converter for 2010 2011 Buick LaCrosse 3.6L V6 FWD EPA

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NewπŸ“ US
Seller: antiqua-autoparts
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Questions about these listings

Which model years are named in the listings for Buick LaCrosse catalytic converters?

20 listing titles give model years from 2005 to 2016; 2010 appears most often (5 listings). Check your car’s year against the fitment details in each listing.

Which positions are named in the listings for Buick LaCrosse catalytic converters?

The titles name front (5 listings), left (5) and right (4). Order for the position on your car, as stated in the title or the seller’s fitment details.

How do I check fitment before buying Buick LaCrosse catalytic converters?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the seller’s fitment details. Titles are the sellers’ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Buick LaCrosse catalytic converters search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.