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BUICK Catalytic Converters

Individual Parts

Results 126 - 150 of 385

Catalytic Converter, Universal Catalytic Converter - 3in.

Part Number: MPE-448309

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converter, Stainless Steel, Universal, 2.25 in. Inlet/Outlet, 16 in. Length, Each

Part Number: CTO-2505

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Catalytic Converters, Universal, 2.25 in. Slip Fit Inlet/Outlet, Stainless Case, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Each

Part Number: APH-608205

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 57.75 in. Overall Length, Buick, Chevrolet, Pontiac, Saturn, Each

Part Number: APH-643029

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: CTO-9154

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Right Position, Buick, 3.0L, Each

Part Number: MPE-551402

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Buick, 3.0L, Passenger Side Front, Each

Part Number: MPE-52001

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converter, Direct-Fit Catalytic Converter

Part Number: MPE-5551221

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: MPE-52000

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, 10.75 in. Overall Length, Buick, 2.4L, Each

Part Number: MPE-551909

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Stainless Steel Case, Buick, Each

Part Number: MPE-52896

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converters Conv DF 2010-2011 LaCrosse 3.6 L Underbody

Part Number: MPE-52300

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converter, Stainless Steel, 2.00 in. Inlet, 2.00 in. Outlet, 15.0 in. Length, Universal, Each

Part Number: MPE-418004

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Universal, 13.000 in. Length, 2.500 in. Inlet and Outlet, Each

Part Number: MPE-5451306

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converter, Stainless Steel, Universal, 2.5 in. Inlet/Outlet, 18 in. Length, Each

Part Number: WLK-15142

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-81302

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Converter-CalCat-Direct Fit

Part Number: WLK-83450

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-81322

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Buick, Each

Part Number: WLK-52507

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-54626

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Ultra EPA Catalytic Converter

Part Number: WLK-16998

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-55476

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Ultra EPA Catalytic Converter

Part Number: WLK-14712

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 17.500 in. Overall Length, Each

Part Number: WLK-82618

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-81326

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today