BUICK Exhaust

Headers, Street, Mid-Length, Steel, Temporary Paint, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: HED-68620

4.21 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Intermediate Pipes, Exhaust, 2.50 in. O.D., Stainless, Natural, for Cast Iron Systems, with O2 Bungs, Buick, Chevy, GMC, Olds, Pontiac, V8, Pair

Part Number: HOK-70701313RHKR

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Catalytic Converter, CalCat Universal, One Inlet, 2.50 in., One Outlet, 2.50 in. Stainless Steel, Monolithic Catalyst, Each

Part Number: WLK-83508

5.0 out of 5 stars ( 2 )

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Plain steel block hugger headers featuring 1-5/8 primary tubes for a variety of applications with LS Chevrolet engines.

Part Number: SNH-LS10-158-P

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Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 9.000 in. Overall Length, Each

Part Number: MPE-408005

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Exhaust System, Header-Back, 2.25 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8

Part Number: SUM-680130

4.25 out of 5 stars ( 4 )

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

Part Number: RNB-674-068

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Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Rear Position, 37.000 in. Overall Length, Buick, 2.4L, Each

Part Number: MPE-52914

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 23.00 in. Length, V6/V8, Each

Part Number: MPE-93456

5.0 out of 5 stars ( 1 )

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Catalytic Converter, Stainless Steel, Buick, 19.75 in. Length, 3.8L, Each

Part Number: MPE-93439

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-82617

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 14.00 in. Overall Length, Front Right, Buick, Chevrolet, GMC, Each

Part Number: APH-644167

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, 29.5 in. Length, 4.3, 5.7L, Passenger Side, Each

Part Number: MPE-23470

5.0 out of 5 stars ( 2 )

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

Part Number: MPE-24221

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: CTO-5073

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Catalytic Converter, Stainless Steel, 2.50 in. Inlet, 2.50 in. Outlet, 15.0 in. Length, Universal, Each

Part Number: MPE-418006

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Estimated Ship Date: Apr 6, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-81327

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Estimated Ship Date: Apr 9, 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, Stainless Steel, 2.25 in. Inlet, 2.25 in. Outlet, 15.0 in. Length, Universal, Each

Part Number: MPE-418005

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Catalytic Converter, 2.00 in. Slip Fit Inlet/Outlet, 13.250 in. Overall Length, Chevy, Suzuki, Toyota, Each

Part Number: WLK-82526

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Exhaust Manifolds, Cast Iron, Natural, Left, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ATP-101246

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, D-Port, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair

Part Number: BIG-11587FLT

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-16935

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Header, Shorty, Steel, Natural, 1 1/2 in. Tubes, 2 1/2 in. Collectors, Chevy, 5.7, 6.0L, Pair

Part Number: SNH-LS10-P

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Catalytic Converter, Federal / EPA Catalytic Converter - Direct Fit

Part Number: CTO-5372

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Estimated Ship Date: Apr 1, 2026 if ordered today

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