BUICK RIVIERA Mufflers & Resonators

Muffler, SoundFX Series, Steel, Aluminized, 2.25 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18230

4.79 out of 5 stars ( 19 )

Estimated Ship Date: Today

Muffler, Glasspack, Red Pack, Steel, Red, 2.00 in. Inlet/2.00 in. Outlet, 26 in. Length, Each

Part Number: MPE-13134

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Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, GM, Each

Part Number: WLK-22317

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

Muffler, Ultra Flo Welded, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17226

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18112

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Muffler, Tru-Fit, Steel, Aluminized, 2.25 in. Inlet, 2.25 in. Outlet, 26.0 in. Length, Each

Part Number: WLK-18113

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Muffler, SoundFX, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Cadillac, Each

Part Number: WLK-18387

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Estimated Ship Date: Today

Resonator, Aluminized, Steel, Each

Part Number: WLK-21992

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Muffler, SoundFX Series, Steel, Aluminized, 2.50 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-17855

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 16, 2026 if ordered today

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Muffler, SoundFX, 2 1/4in. Inlet/3 in. Outlet, Steel, Aluminized, Pontiac, 6000, Each

Part Number: WLK-18235

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Resonator, Round, Steel, Aluminized, 2.25 in. Center Inlet, 2.50 in. Center Outlet, Buick, Chevy, Pontiac

Part Number: WLK-21687

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Estimated Ship Date: Today

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

Part Number: APH-2140

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Muffler, 2.25 in. Offset Inlet, 2.25 in. Offset Outlet, 23.50 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-5053

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac Oldsmobile, Pontiac, V6, V8, Each

Part Number: APH-3439

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Muffler, MSL, Buick, Cadillac, Oldsmobile Pontiac, Each

Part Number: APH-6578

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Muffler, Challenge, Steel, Aluminized, Buick, Cadillac, Oldsmobile, Each

Part Number: APH-3032

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, MSL, Steel, Aluminized, Buick, Cadillac, Oldsmobile, V6, V8, Each

Part Number: APH-6541

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Oldsmobile, V6, V8, Each

Part Number: APH-2501

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Estimated Ship Date: Jan 9, 2026 if ordered today

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

Part Number: APH-700446

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Buick, Cadillac, Oldsmobile, Each

Part Number: APH-700360

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac, Oldsmobile, V6, V8, Each

Part Number: APH-3588

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, SoundFX Series, Steel, Aluminized, 2.00 in. Inlet/2.125 in. Outlet O.D., Each

Part Number: WLK-17852

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Estimated Ship Date: Jan 19, 2026 if ordered today

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