PONTIAC MONTANA Exhaust

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

Part Number: WLK-83408

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Estimated Ship Date: May 13, 2026 if ordered today

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

Part Number: CTO-4429

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Estimated Ship Date: May 11, 2026 if ordered today

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Resonator, Natural, Steel, Each

Part Number: WLK-55121

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Estimated Ship Date: May 13, 2026 if ordered today

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

Part Number: ATP-101275

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Estimated Ship Date: May 5, 2026 if ordered today

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Catalytic Converters, Universal, 2.50 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Each

Part Number: APH-608736

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Estimated Ship Date: May 11, 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

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Estimated Ship Date: May 12, 2026 if ordered today

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Intermediate Pipes, Exhaust, Steel, Aluminized, 2.250 in. O.D., 23.50 in. Overall Length, Chevrolet, Oldsmobile, Pontiac, 3.4L, Each

Part Number: APH-122622

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Estimated Ship Date: May 11, 2026 if ordered today

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MANIFOLD PRESSURE SENSOR

Part Number: HLN-2MAP4003

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Estimated Ship Date: May 5, 2026 if ordered today

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Walker Resonator Assembly

Part Number: WLK-55586

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Estimated Ship Date: May 13, 2026 if ordered today

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Catalytic Converters, Universal, Single 2.25 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 16.00 in. Overall Length, Each

Part Number: APH-608215

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Estimated Ship Date: May 11, 2026 if ordered today

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Resonator, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, Saturn, Each

Part Number: WLK-55273

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

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Cast Iron Exhaust Manifold - Includes Hardware and Gasket

Part Number: RNB-674-901

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Estimated Ship Date: May 11, 2026 if ordered today

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Catalytic Converter, Universal, 13.250 in. Length, 2.250 in. Inlet and Outlet, Each

Part Number: MPE-5451305

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Estimated Ship Date: May 12, 2026 if ordered today

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Exhaust Systems, Direct-Fit, Cat-back, Single, Steel, Aluminized, Rear Exit, Buick, Chevrolet, Oldsmobile, Pontiac, Saturn, Kit

Part Number: BRE-106-0009

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Estimated Ship Date: May 18, 2026 if ordered today

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

Part Number: APH-608735

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, Quiet-Flow SS, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Aluminized, Chevy, Oldsmobile, Pontiac, Each

Part Number: WLK-21410

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 21, 2026 if ordered today

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Exhaust Manifold, Cast Iron, Natural, Each

Part Number: RNB-674-948

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Estimated Ship Date: May 11, 2026 if ordered today

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Exhaust Manifold Kit - Includes Required Hardware and Gaskets

Part Number: RNB-674-918

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Estimated Ship Date: May 11, 2026 if ordered today

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Catalytic Converter, Stainless Steel Case, for use on Acura®, Honda®, BMW, Chevy, Dodge, Land Rover, Volvo

Part Number: WLK-81712

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Estimated Ship Date: May 14, 2026 if ordered today

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Converter-CalCat-Direct Fit

Part Number: WLK-83450

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Estimated Ship Date: May 14, 2026 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 60.00 in. Overall Length, Chevrolet, Olds, Pontiac, Each

Part Number: APH-642988

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Estimated Ship Date: May 11, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, 3.4L, Center, Each

Part Number: MPE-51845

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Estimated Ship Date: May 12, 2026 if ordered today

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Intermediate Pipes, Exhaust, Steel, Aluminized, 2.250 in. O.D., 26.50 in. Overall Length, Chevrolet, Oldsmobile, Pontiac, 3.4L, Each

Part Number: APH-123530

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, Oldsmobile, Pontiac, Each

Part Number: APH-2235

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Estimated Ship Date: May 11, 2026 if ordered today

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Intermediate Pipe, Outside Diameter 2.250 in., Steel, Aluminized, Chevrolet, Pontiac, Each

Part Number: WLK-51013

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Estimated Ship Date: May 14, 2026 if ordered today

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