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BUICK Catalytic Converters

Showing In Stock Items. Show All 51 Items.

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Results 1 - 25 of 33

Catco Federal/EPA Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2012-2016 LACROSSE - 5073

Made in the USA Catco Federal/EPA Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2012-2016 LACROSSE - 5073

Catco Federal/EPA Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2012-2016 LACROSSE - 5073

Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Chevy, Each

Part Number: CTO-5073

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

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Estimated Ship Date: Feb 3, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 93496

MagnaFlow Direct-Fit Catalytic Converters 93496

MagnaFlow Direct-Fit Catalytic Converters 93496

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: MPE-93496

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

Walker Ultra Direct-Fit Catalytic Converters 54772

Walker Ultra Direct-Fit Catalytic Converters 54772

Walker Ultra Direct-Fit Catalytic Converters 54772

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Buick, Chevrolet, GMC, Saab, Each

Part Number: WLK-54772

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Walker Ultra Direct-Fit Catalytic Converters 16671

Walker Ultra Direct-Fit Catalytic Converters 16671

Walker Ultra Direct-Fit Catalytic Converters 16671

Catalytic Converter, Direct Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Saab, Each

Part Number: WLK-16671

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Catco Federal/EPA Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 5070

Made in the USA Catco Federal/EPA Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 5070

Catco Federal/EPA Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 5070

Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Each

Part Number: CTO-5070

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

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Estimated Ship Date: Feb 3, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 643135

Made in the USA AP Exhaust Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 643135

AP Exhaust Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 643135

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Substrate, 54.63 in. Overall Length, Buick, Each

Part Number: APH-643135

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Catco Federal/EPA Direct-Fit Catalytic Converters 9879

Made in the USA Catco Federal/EPA Direct-Fit Catalytic Converters 9879

Catco Federal/EPA Direct-Fit Catalytic Converters 9879

EPA OBDII Direct Fit Converter

Part Number: CTO-9879

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49650

MagnaFlow Direct-Fit Catalytic Converters 49650

MagnaFlow Direct-Fit Catalytic Converters 49650

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-49650

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5451217

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5451217

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5451217

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each

Part Number: MPE-5451217

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters 23967

MagnaFlow Direct-Fit Catalytic Converters 23967

MagnaFlow Direct-Fit Catalytic Converters 23967

Catalytic Converter, Stainless Steel, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each

Part Number: MPE-23967

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

This product may not be eligible for select promotional offers

Walker Ultra Direct-Fit Catalytic Converters for 2010-2012 LACROSSE - 55727

Walker Ultra Direct-Fit Catalytic Converters for 2010-2012 LACROSSE - 55727

Walker Ultra Direct-Fit Catalytic Converters for 2010-2012 LACROSSE - 55727

Ultra EPA Catalytic Converter

Part Number: WLK-55727

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Catco Federal/EPA Direct-Fit Catalytic Converters for 2001-2005 AZTEK, 2002-2007 RENDEZVOUS - 4760

Made in the USA Catco Federal/EPA Direct-Fit Catalytic Converters for 2001-2005 AZTEK, 2002-2007 RENDEZVOUS - 4760

Catco Federal/EPA Direct-Fit Catalytic Converters for 2001-2005 AZTEK, 2002-2007 RENDEZVOUS - 4760

Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Pontiac, Each

Part Number: CTO-4760

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Catco Direct-Fit Catalytic Converters 9171

Made in the USA Catco Direct-Fit Catalytic Converters 9171

Catco Direct-Fit Catalytic Converters 9171

Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Isuzu, SUV, 4.2L, Each

Part Number: CTO-9171

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Catco Federal/EPA Direct-Fit Catalytic Converters 4429

Made in the USA Catco Federal/EPA Direct-Fit Catalytic Converters 4429

Catco Federal/EPA Direct-Fit Catalytic Converters 4429

Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Chevy, Pontiac, Saturn, Each

Part Number: CTO-4429

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2013-2015 LACROSSE, 2013-2019 XTS - 52417

MagnaFlow Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2013-2015 LACROSSE, 2013-2019 XTS - 52417

MagnaFlow Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2013-2015 LACROSSE, 2013-2019 XTS - 52417

Catalytic Converter Conv DF 2010-2012 LaCrosse V6 3 3.6 OEM Underbody

Part Number: MPE-52417

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters 23994

MagnaFlow Direct-Fit Catalytic Converters 23994

MagnaFlow Direct-Fit Catalytic Converters 23994

Catalytic Converter;

Part Number: MPE-23994

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters 49886

MagnaFlow Direct-Fit Catalytic Converters 49886

MagnaFlow Direct-Fit Catalytic Converters 49886

Catalytic Converter, Stainless Steel, Chevy, GMC, 5.3L, Each

Part Number: MPE-49886

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters for 2010-2015 LACROSSE - 52896

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters for 2010-2015 LACROSSE - 52896

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters for 2010-2015 LACROSSE - 52896

Catalytic Converter, Stainless Steel Case, Buick, Each

Part Number: MPE-52896

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters 49191

MagnaFlow Direct-Fit Catalytic Converters 49191

MagnaFlow Direct-Fit Catalytic Converters 49191

Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Front, Each

Part Number: MPE-49191

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow - Catalytic Converters for 2010-2012 LACROSSE - 557000

MagnaFlow - Catalytic Converters for 2010-2012 LACROSSE - 557000

MagnaFlow - Catalytic Converters for 2010-2012 LACROSSE - 557000

Catalytic Converter

Part Number: MPE-557000

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

AP Exhaust Direct-Fit Catalytic Converters 643017

Made in the USA AP Exhaust Direct-Fit Catalytic Converters 643017

AP Exhaust Direct-Fit Catalytic Converters 643017

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 60.50 in. Overall Length, Buick, Chevrolet, Pontiac, Saturn, Each

Part Number: APH-643017

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2010-2012 LACROSSE - 52000

MagnaFlow Direct-Fit Catalytic Converters for 2010-2012 LACROSSE - 52000

MagnaFlow Direct-Fit Catalytic Converters for 2010-2012 LACROSSE - 52000

Catalytic Converter, Stainless Steel, Buick, 3.0, 3.6L, Rear, Each

Part Number: MPE-52000

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5551221

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5551221

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5551221

Catalytic Converter, Direct-Fit Catalytic Converter

Part Number: MPE-5551221

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters 23498

MagnaFlow Direct-Fit Catalytic Converters 23498

MagnaFlow Direct-Fit Catalytic Converters 23498

Catalytic Converter, Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, 3.1L, Each

Part Number: MPE-23498

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters for 1996 REGAL - 23531

MagnaFlow Direct-Fit Catalytic Converters for 1996 REGAL - 23531

MagnaFlow Direct-Fit Catalytic Converters for 1996 REGAL - 23531

Catalytic Converter, Stainless Steel, Buick, 3.8L V6, Each

Part Number: MPE-23531

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

This product may not be eligible for select promotional offers

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