BUICK Walker Exhaust Parts and Accessories

CalCat CARB Catalytic Converter

Part Number: WLK-84801

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Estimated Ship Date: Feb 23, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-81301

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Tail Pipe, Passenger Side, 2.25 in. Diameter, Pickups, Universal Dual, Aluminized, Each

Part Number: WLK-67015

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Estimated Ship Date: Feb 23, 2026 if ordered today

• Oversize $10.99
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Muffler, SoundFX, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Y VIN Code, Each

Part Number: WLK-18339

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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DIRECT-FIT CATALYTIC CONVERTER

Part Number: WLK-15646

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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DIRECT-FIT CATALYTIC CONVERTER

Part Number: WLK-15817

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Muffler, Tru-Fit Series, Steel, Aluminized, 2.25 in. Inlet/2.00 in. Outlet, Each

Part Number: WLK-18107

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Estimated Ship Date: Feb 24, 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, Universal, Each

Part Number: WLK-84302

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Exhaust Pipe, Intermediate Pipe, Steel, Aluminized, 2 in. O.D., Buick, Oldsmobile, Each

Part Number: WLK-46888

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Estimated Ship Date: Feb 24, 2026 if ordered today

• Oversize $13.99
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Exhaust Bolt GM/Chrysler Car

Part Number: WLK-35282

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Walker Flange

Part Number: WLK-31882

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Intermediate Pipe, Extension Pipe, 2.25 in. O.D., Steel, Aluminized, Buick, Chevy, Pontiac, Saturn, Each

Part Number: WLK-52496

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Walker Resonator Assembly

Part Number: WLK-55586

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Chevrolet, Pontiac, Saturn, Each

Part Number: WLK-55587

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Catalytic Converter, Ceramic Honeycomb Substrate, 16.250 in. Overall Length, Buick, Chevy, GMC, Olds, Pontiac

Part Number: WLK-82637

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Catalytic Converter, CalCat, Universal, Stainless Steel, 2.00 in. Inlet/Outlet, 12.000 in. Overall Length, Each

Part Number: WLK-82505

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Exhaust Flange Gasket, Graphite with Wire Mesh Core, for use on Acura®, Buick, Nissan, Saab, Subaru, Each

Part Number: WLK-31615

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Estimated Ship Date: Feb 24, 2026 if ordered today

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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: Feb 24, 2026 if ordered today

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

Part Number: WLK-52507

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Estimated Ship Date: Feb 24, 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: Feb 24, 2026 if ordered today

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Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-82603

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Catalytic Converter, Cal-Cat Universal, 2.250 in. Slip Fit Inlet, 2.250 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-82529

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Converter-CalCat-Direct Fit

Part Number: WLK-84582

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Muffler, SoundFX, Oval, Steel, Aluminized, Single 2 in. Offset Inlet, Dual 2 in. Offset Outlet, 27 in. Length

Part Number: WLK-18205

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 23.75 in. Overall Length, Buick, Chevrolet, Dodge, GMC, Oldsmobile, Pontiac, Each

Part Number: WLK-18275

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Estimated Ship Date: Feb 24, 2026 if ordered today

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