BUICK Mufflers

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: Monday 2/2/2026

Muffler, FlowFX Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71236

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

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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: Monday 2/2/2026

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

Part Number: FLO-842548

4.76 out of 5 stars ( 25 )

Estimated Ship Date: Monday 2/2/2026

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Muffler, Super 10 Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842518

4.82 out of 5 stars ( 33 )

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

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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: Monday 2/2/2026

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

Part Number: FLO-8042543

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/2/2026

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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: Monday 2/2/2026

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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 )

Estimated Ship Date: Monday 2/2/2026

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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: Monday 2/2/2026

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Muffler, Super 40 Series, Oval, Stainless, Offset 2.5 in. Inlet/Outlet, 13.5 in. Case Length, Each

Part Number: FLO-852548

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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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: Feb 18, 2026 if ordered today

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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 )

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

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: Monday 2/2/2026

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

Part Number: APH-700087

Not Yet Reviewed

Estimated Ship Date: Feb 18, 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: Feb 23, 2026 if ordered today

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

Part Number: APH-3220

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Round Case, Rear Muffler, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: APH-700196

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 17, 2026 if ordered today

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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: Feb 23, 2026 if ordered today

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Muffler, 2.50 in. Offset Inlet, 2.25 in. Center Outlet, 32.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-101-1209

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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

Part Number: APH-3589

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Mufflers, Direct-Fit, 2.50 in. Inlet/Outlet, Steel, Aluminized, Oval Case, 40.00 in. Overall Length, Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Each

Part Number: BRE-100-5409

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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