GMC Mufflers

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

Part Number: WLK-21784

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Today

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

Part Number: FLO-9425502

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Chevy, Dodge, GMC, Each

Part Number: WLK-21169

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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: Today

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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Estimated Ship Date: Today

Muffler, SoundFX, 2.000 in. Inlet/Outlet, Oval, Steel, Aluminized, Chevy, GMC, Cadillac, Each

Part Number: WLK-18985

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, MSL, Steel, Aluminized, Buick, Chevy, GMC, Oldsmobile, Pontiac, V6, V8, Each

Part Number: APH-6540

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-6590

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: WLK-22171

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, SoundFX, 2 1/2 in. Inlet/2 in. Outlet, Steel, Aluminized, Chevy, GMC, C/K-Series Pickup, Each

Part Number: WLK-18344

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, MSL, Steel, Aluminized, Chevy, GMC, 5.0, 5.7L, Each

Part Number: APH-6557

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 5.0, 5.7L, Each

Part Number: APH-3123

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700065

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: WLK-18107

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, 2.50 in. Center Inlet, 2.00 in. Dual Outlet, 25.50 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-5132

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Mufflers, Direct-Fit, 2.50 in. Single Inlet/2.00 in. Dual Outlet, Steel, Aluminized, Oval Case, 32.25 in. Overall Length, Chevrolet, Ford, GMC, Each

Part Number: BRE-100-5140

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Mufflers, Direct-Fit, Single Inlet, 2.00 in. Dual Outlet, Steel, Aluminized, Oval Case, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-5335

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, MSL, Steel, Aluminized, Chevy, GMC, 250, 454, Each

Part Number: APH-6505

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, GMC, Oldsmobile, Pontiac, V8, Each

Part Number: APH-3005

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Muffler, Challenge, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-3108

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Muffler, Challenge, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2538

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: APH-700057

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, GMC, 3.6L, Each

Part Number: APH-30028

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Estimated Ship Date: Jan 27, 2026 if ordered today

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

Part Number: APH-3006

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Muffler, SoundFX, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: WLK-18345

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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