BUICK Mufflers & Resonators

Muffler, 80 Series, Crossflow, Internal Chamber, Dual Style, 2 1/2 in. Inlet/Outlet Each End, 18 x 9 3/4 x 4 in. Oval Case, Steel, Black, GM, Each

Part Number: FLO-42582

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Muffler, Delta Flow 50 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842453

4.8 out of 5 stars ( 5 )

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Muffler, Delta Flow 50 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-942453

4.91 out of 5 stars ( 11 )

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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, 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042441

4.67 out of 5 stars ( 6 )

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

Part Number: WLK-22395

3.75 out of 5 stars ( 4 )

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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 )

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Muffler, Delta Flow 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842543

4.5 out of 5 stars ( 4 )

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Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, 5.0, 5.7L, Each

Part Number: APH-3218

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Estimated Ship Date: Apr 6, 2026 if ordered 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 )

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Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.00 in. Outlet, Each

Part Number: WLK-18177

5.0 out of 5 stars ( 2 )

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Muffler, OE Replacement, Steel, Aluminized, Ford, 6.0L, Diesel, Each

Part Number: APH-2506

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Muffler - Quiet-FlowSS - Domestic - TK

Part Number: WLK-21683

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Muffler, Tru-Fit, Steel, Aluminized, 2.0 in. Inlet, 2.0 in. Outlet, 25.0 in. Length, Each

Part Number: WLK-18101

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

Part Number: APH-700087

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, 5.7L, Each

Part Number: APH-2090

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: WLK-17870

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Muffler, Tru-Fit, Steel, Aluminized, 2.50 in. Inlet/Outlet, 23.0 in. Length, Each

Part Number: WLK-18175

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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: Apr 9, 2026 if ordered today

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Mufflers, MSL Maximum, Round Case, Steel, Aluminized, 28.500 in. Overall Length, Front Muffler, Buick, Chevy, Pontiac, V6, Each

Part Number: APH-700293

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: WLK-18104

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

Part Number: WLK-18387

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Muffler, OE Replacement, Steel, Aluminized, Dodge, Ram, 3.7, 4.7, 5.7L, Each

Part Number: APH-2566

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Mufflers, Muffler - Welded Assembly

Part Number: APH-30058

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Muffler, Premium Pro-Fit, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17800

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Estimated Ship Date: Apr 9, 2026 if ordered today

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