Buick Catalytic Converter

Listing sets last changed: . That is the newest change on the model part pages linked below; each card shows that model’s own date (they can be older).

37 checked eBay US listings across 2 Buick models. Choose a model below and confirm the part number, model year and generation in the seller's compatibility details before buying.

Stored model ranges: LaCrosse 2017-2019; Envision 2016-2024. These ranges describe the model; they do not confirm that a listing fits every year.

Shown listing titles mention front. Check the exact specification with the seller.

Choose your Buick model

Buick LaCrosse Catalytic Converters20 checked listingsBuick Envision Catalytic Converters17 checked listings

Recently checked listings

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

LaCrosse

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For Buick Envision 2.0L L4 2016 2017 2018 Front Catalytic Converter Direct Fit

For Buick Envision 2.0L L4 2016 2017 2018 Front Catalytic Converter Direct Fit

Envision

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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

LaCrosse

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Buick Envision 2.0L Turbo Catalytic Converter 2016-2018 - OBD II / EPA Approved

Buick Envision 2.0L Turbo Catalytic Converter 2016-2018 - OBD II / EPA Approved

Envision

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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

LaCrosse

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EPA-Approved Front Catalytic Converter fits: 2016-2018 Buick Envision 2.0L 2.5L

EPA-Approved Front Catalytic Converter fits: 2016-2018 Buick Envision 2.0L 2.5L

Envision

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Front Catalytic Converter for 2017-2020 Buick Envision Preferred 2.5L L4 FLEX DO

Front Catalytic Converter for 2017-2020 Buick Envision Preferred 2.5L L4 FLEX DO

Envision

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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

LaCrosse

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Front Catalytic Converter for 2017-2020 Buick Envision Base 2.5L L4 FLEX DOHC

Front Catalytic Converter for 2017-2020 Buick Envision Base 2.5L L4 FLEX DOHC

Envision

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Listings can change. Check the current price, delivery and compatibility on eBay.

Questions about Buick catalytic converter listings

How many Buick models have checked catalytic converter listings?

2 models have published pages here, with 37 checked listings in total. Each model card shows its own count.

Will a catalytic converter listing fit my model year?

A search match does not establish fitment. Choose your exact Buick model, then compare its year, generation and part number with the seller's compatibility details.

How do I check the right part number?

Compare the number on your existing part or service records with the seller’s listing and ask the seller to confirm compatibility before buying.