BUICK Catalytic Converters

Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each

Part Number: MPE-51206

4.0 out of 5 stars ( 5 )

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Catalytic Converters, OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter, Buick, Chevrolet, Each

Part Number: MPE-280173

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter 12-15 4 Cyl. Mazda 5, 2.5L Engine, Front, Manifold Unit

Part Number: CTO-5281

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 1, 2026 if ordered today

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Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -

Part Number: RNB-674-048

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.25 in. Slip Fit Inlet/Outlet, 9.125 in. Length, Each

Part Number: MPE-5411205

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Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Saturn, 3.6L, Front Forward, Each

Part Number: MPE-49445

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Catalytic Converter, Universal, 2.5 Inlet, 2.5 in. Outlet, Slip Fit, Stainless Steel, Ceramic Honeycomb, Each

Part Number: APH-608226

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Direct Fit, Stainless Steel, 12.50 in. Length, Chevy, Each

Part Number: CTO-1495

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Buick, Pontiac, 3.8L, Front, Each

Part Number: MPE-51333

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Buick, Pontiac, Passenger Car, 3.8L, Each

Part Number: MPE-24204

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: WLK-16671

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Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.50 in. Slip Fit Inlet/Outlet, 7 in. Length, Each

Part Number: MPE-551006

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Catalytic Converters, Direct Fit, California Legal, Buick, Chevrolet, Front, Each

Part Number: APH-771534

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

Part Number: MPE-23531

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Direct Fit, Buick, Chevy, Oldsmobile, Pontiac, 3.8L, Each

Part Number: MPE-23405

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: MPE-23498

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Direct-Fit, Stock Flange, Stainless Steel, Buick, Chevy, Front, Each

Part Number: RNB-674-051

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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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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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Ultra EPA Catalytic Converter

Part Number: WLK-14712

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Catalytic Converter, Direct-Fit Catalytic Converter

Part Number: MPE-52892

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Front Position, 10.625 in. Overall Length, Buick, 2.4L, Each

Part Number: MPE-52909

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Front Position, 12.625 in. Overall Length, Chevrolet, 2.5L, Each

Part Number: MPE-52889

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each

Part Number: MPE-51396

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Direct Fit, Stainless Steel, Buick, Pontiac, Each

Part Number: MPE-24205

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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