GMC Mufflers & Resonators

Muffler, SoundFX, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, 2 Door, Chevy, GMC, Each

Part Number: WLK-18461

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Muffler, SoundFX, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Chevy, GMC, Pickup, Each

Part Number: WLK-18550

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Muffler, SoundFX, 2 1/2 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Chevy, GMC, Pickup, Each

Part Number: WLK-18551

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Mufflers, Direct Fit SoundFX, Steel, Aluminized, 26.000 in. Overall Length, Chevy, GMC, Each

Part Number: WLK-18805

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Estimated Ship Date: Jan 9, 2026 if ordered today

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

Part Number: WLK-22726

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Muffler, Quiet-Flow SS, Direct-Fit, Stainless Steel, Aluminized, Chevy, GMC, Each

Part Number: WLK-21504

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-53831

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Resonator, Steel, Aluminized, 2.00 in. Inlet, 2.25 in. Outlet, 30.90 in. Overall Length, Each

Part Number: WLK-53911

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Resonator, Steel, Aluminized, 2.00 in. Inlet, 2.25 in. Outlet, 30.90 in. Overall Length, Each

Part Number: WLK-53912

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Pipe-Resonator Assembly

Part Number: WLK-53997

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Walker Quiet-Flow SS Muffler Assembly

Part Number: WLK-53830

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Muffler, Pro, 3.000 in. Inlet/2.500 in. Outlet, Steel, Aluminized, Each

Part Number: IMM-7421CB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Mufflers, Direct-Fit, 2.75 in. Inlet/Outlet, Steel, Aluminized, Oval Case, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-5334

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, 2.50 in. Offset Inlet, 2.25 in. Center Outlet, 26.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-101-1170

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.3, 5.7L, Each

Part Number: APH-3598

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2058

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2100

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2205

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, GMC, Isuzu, Oldsmobile, Each

Part Number: APH-2406

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevrolet, GMC, 3.0L, Each

Part Number: APH-50005

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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

Part Number: APH-700305

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700142

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700146

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Muffler, 2.75 in. Offset Inlet, 3.00 in. Offset Outlet, 29.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-5037

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Mufflers, Direct-Fit, 2.50 in. Single Inlet/2.50 in. Dual Outlet, Steel, Aluminized, Oval Case, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-5400

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Estimated Ship Date: Jan 12, 2026 if ordered today

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