BUICK PARK AVENUE Exhaust

AP Exhaust MSL Maximum Steel 2.59 Inch Muffler 700319

AP Exhaust MSL Maximum Steel 2.59 Inch Muffler 700319

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Round Case, Front Muffler, Buick, Pontiac, Each

Part Number: APH-700319

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters 645979

Catalytic Converters, Direct-Fit, Stainless Case, Stock Flange Inlet, 2.125 in. Outlet, 64.75 in. Overall Length, Buick, Cadillac, Olds, Pontiac, Each

Part Number: APH-645979

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.59 Inch Muffler 2465

Muffler, OE Replacement, Steel, Aluminized, Buick, Pontiac, Each

Part Number: APH-2465

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23400

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-23400

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Holstein Exhaust Manifold Pressure Sensors 2MAP0078

MANIFOLD PRESSURE SENSOR

Part Number: HLN-2MAP0078

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Walker 2.25 Inch Resonator 55170

Resonator, Natural, Steel, Each

Part Number: WLK-55170

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Catco Direct-Fit Catalytic Converters 4975

Catalytic Converter, Stainless Steel, Buick, Pontiac, 38.375 in Length, 3.8L, Each

Part Number: CTO-4975

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 53315

Muffler, Quiet-Flow 3, Oval, Steel, Aluminized, Buick, Pontiac, Each

Part Number: WLK-53315

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2301

Not Yet Reviewed

Estimated Ship Date: May 15, 2026

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BRExhaust Direct-Fit Steel 2.25 Inch Muffler 100-5438

Mufflers, Direct-Fit, 2.25 in. Single Inlet, Single Outlet, Steel, Aluminized, Oval Case, 33.25 in. Overall Length, Buick, Pontiac, Each

Part Number: BRE-100-5438

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

AP Exhaust Catalytic Converters 608737

Catalytic Converters, Catalytic Converter - Universal, OBDII Select Plus

Part Number: APH-608737

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Walker CalCat Direct-Fit Catalytic Converters 84596

Converter-CalCat-Direct Fit

Part Number: WLK-84596

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Walker Direct-Fit SoundFX Steel 2.25 Inch Muffler 18907

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 29.75 in. Overall Length, Buick, 3.8L, Each

Part Number: WLK-18907

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700371

Not Yet Reviewed

Estimated Ship Date: May 15, 2026

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AP Exhaust Direct-Fit Catalytic Converters 642706

Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.50 in. Slip Fit Outlet, 38.38 in. Overall Length, Buick, Oldsmobile, Pontiac, Each

Part Number: APH-642706

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 448306

Catalytic Converter, Universal Catalytic Converter - 2.5in.

Part Number: MPE-448306

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Walker CalCat Universal Catalytic Converters for 2000-2002 BONNEVILLE, LESABRE, PARK AVENUE - 82917

Catalytic Converter, Cal-Cat Universal, 3.000 in. Slip Fit Inlet, 3.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-82917

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Dynomax Performance Catalytic Converters 81328

CATALYTIC CONVERTER

Part Number: WLK-81328

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Catco Catalytic Converters Catalytic Converters 4890G

Converter - Direct Fit

Part Number: CTO-4890G

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2000-2002 BONNEVILLE, PARK AVENUE, 2000 LESABRE - 4481204

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Pontiac, 3.8L, Each

Part Number: MPE-4481204

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2000-2005 BONNEVILLE, PARK AVENUE, 2000-2003 LESABRE - 4561333

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Pontiac, 3.8L, 4.6L, Each

Part Number: MPE-4561333

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

BRExhaust Universal Fit Steel 2.25 Inch Muffler 100-7175

Muffler, 2.25 in. Offset Inlet, 2.25 in. Center Outlet, 23.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-7175

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.5 Inch Muffler 3516

Muffler, OE Replacement, Steel, Aluminized, Buick, Oldsmobile, 3.8L, Each

Part Number: APH-3516

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

BRExhaust Direct-Fit Intermediate Pipes 102-8800

Exhaust Pipes, Direct-Fit Intermediate Pipes, Steel, Aluminized, 2.500 in. O.D., Buick, Pontiac, Each

Part Number: BRE-102-8800

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Holstein Exhaust Manifold Pressure Sensors 2MAP0259

MANIFOLD PRESSURE SENSOR

Part Number: HLN-2MAP0259

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Catco Direct-Fit Catalytic Converters 9035

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: CTO-9035

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters 645410

Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.63 in. Slip Fit Outlet, 23.38 in. Overall Length, Buick, Oldsmobile, Pontiac, Each

Part Number: APH-645410

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today