OLDSMOBILE Mufflers

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-42441

4.88 out of 5 stars ( 32 )

Estimated Ship Date: Today

Muffler, 40 Series, 2 1/2 in. Offset Inlet, 2 1/2 in. Offset Outlet, Chambered, Steel, Black, Each

Part Number: FLO-42543

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Today

Muffler, Super 44 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-942548

4.89 out of 5 stars ( 28 )

Estimated Ship Date: Today

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

Part Number: FLO-942553

4.73 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Muffler, Super 44 Series, 2.25 in. Inlet/2.25 in. Outlet, Steel, Black, Each

Part Number: FLO-942446

4.66 out of 5 stars ( 29 )

Estimated Ship Date: Today

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Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Aluminized Steel, Black, Each

Part Number: FLO-42443

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17748

4.6 out of 5 stars ( 30 )

Estimated Ship Date: Today

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

Part Number: FLO-942451

4.3 out of 5 stars ( 20 )

Estimated Ship Date: Today

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

Part Number: FLO-942543

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Muffler, Super 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-952548

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: FLO-942043

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Muffler, Super 44 Series, 2.25 in. Inlet/2.25 in. Outlet, Steel, Black, Each

Part Number: FLO-942448

4.88 out of 5 stars ( 16 )

Estimated Ship Date: Today

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

Part Number: WLK-22393

4.23 out of 5 stars ( 13 )

Estimated Ship Date: Today

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, 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 )

Estimated Ship Date: Today

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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 )

Estimated Ship Date: Today

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

Part Number: APH-3218

Not Yet Reviewed

Estimated Ship Date: Mar 16, 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 )

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, 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 )

Estimated Ship Date: Today

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

Part Number: WLK-18101

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: APH-700087

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Lincoln, Mercury, GM, Each

Part Number: WLK-22105

Not Yet Reviewed

Estimated Ship Date: Mar 19, 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

Not Yet Reviewed

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