BUICK Dorman Exhaust

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

Part Number: RNB-674-067

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Manifold Converter

Part Number: RNB-673-049

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Exhaust Manifold Kit

Part Number: RNB-674-154

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Manifold Converter - CARB Compliant

Part Number: RNB-673-854

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Exhaust Manifold, Cast Iron, Natural, Buick, Chevy, Oldsmobile, Pontiac, 2.2L, Each

Part Number: RNB-674-575

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Catalytic Converter, Pre-Converter - Not CARB Compliant

Part Number: RNB-679-531

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Cast Iron Exhaust Manifold - Includes Hardware and Gasket

Part Number: RNB-674-901

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Exhaust Manifold, Passenger Side, Cast Iron, Natural Finish, Buick, Chevy, GMC, Oldsmobile, Isuzu, Each

Part Number: RNB-674-777

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Nov 12, 2025 if ordered today

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Exhaust Manifold Kit - Includes Required Hardware and Gaskets

Part Number: RNB-674-918

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Exhaust Manifold, OEM Replacement, Cast Iron, Buick, Chevrolet, GMC, Isuzu, Saab, Each

Part Number: RNB-674-990

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A.I.R. Pump, Electric, Buick, Chevy, GMC, Each

Part Number: RNB-306-012

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A.I.R. Pump, Electric, Buick, Chevy, GMC, Each

Part Number: RNB-306-013

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Exhaust Manifold Hardware Kit

Part Number: RNB-32110

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Check Valve, AIR, Aluminum, Natural, Buick, Chevy, GMC, Saab, 4.2L, Each

Part Number: RNB-911-150

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 12, 2025 if ordered today

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AIR Check Valve, Buick, Chevy, Each

Part Number: RNB-911-153

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 12, 2025 if ordered today

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Air Pump

Part Number: RNB-306-053

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Secondary Air Injection Check Valve

Part Number: RNB-306-056

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Exhaust Manifold, Cast Iron, Natural, Each

Part Number: RNB-674-778

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Preconverter

Part Number: RNB-679-543

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Preconverter

Part Number: RNB-679-542

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