BUICK LACROSSE Walker Exhaust Exhaust

Catalytic Converter, Walker CalCat Direct Fit Converter

Part Number: WLK-84589

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Estimated Ship Date: Jan 26, 2026 if ordered today

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

Part Number: WLK-54752

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Exhaust Resonator, Steel, Aluminized, Buick, Chevy, Pontiac, Each

Part Number: WLK-21398

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Exhaust hanger, Insulator, Each

Part Number: WLK-35352

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

Ultra EPA Catalytic Converter

Part Number: WLK-16935

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Pipe-Y Pipe

Part Number: WLK-50577

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-21525

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Resonator, Steel, Aluminized, Buick, Each

Part Number: WLK-22144

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Intermediate Pipe, Outside Diameter 2.250 in., Steel, Aluminized, Buick, Each

Part Number: WLK-55414

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Estimated Ship Date: Monday 1/5/2026

• Oversize $7.99

Converter-EPA Ultra-Direct Fit

Part Number: WLK-54981

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: WLK-16776

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-16873

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Catalytic Converters, Universal, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 12.000 in. Overall Length, Each

Part Number: WLK-84406

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Quiet-Flow Exhaust Muffler

Part Number: WLK-22830

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Quiet-Flow Exhaust Muffler

Part Number: WLK-22831

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Mufflers-Quiet-Flow SS

Part Number: WLK-22170

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-16870

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-16872

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-55727

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Estimated Ship Date: Jan 26, 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: Jan 26, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-14797

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-16871

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Mufflers-Quiet-Flow SS

Part Number: WLK-22169

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Mufflers-Quiet-Flow

Part Number: WLK-22209

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Mufflers-Quiet-Flow

Part Number: WLK-22223

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Estimated Ship Date: Jan 26, 2026 if ordered today

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