GMC Mufflers & Resonators

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

Part Number: WLK-18440

5.0 out of 5 stars ( 1 )

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Walker Tru-Fit Universal Muffler

Part Number: WLK-18133

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Muffler, SoundFX, 3 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, Each

Part Number: WLK-18229

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-6583

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Mufflers, Direct Fit SoundFX, Steel, Aluminized, 31.000 in. Overall Length, Buick, Chevy, GMC, Isuzu, Oldsmobile, Pontiac, L6, V6, Each

Part Number: WLK-17165

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 2.25 in. Offset Inlet, 2.00 in. Center Outlet, 31.750 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-18187

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700104

Not Yet Reviewed

Estimated Ship Date: Jan 6, 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-17853

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Muffler, 2.50 in. Offset Inlet, 2.00 in. Center Outlet, 26.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-101-1199

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 23.75 in. Overall Length, Buick, Chevrolet, Dodge, GMC, Oldsmobile, Pontiac, Each

Part Number: WLK-18275

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Muffler, SoundFX Series, Steel, Aluminized, 2.25 in. Inlet/2.00 in. Outlet, Each

Part Number: WLK-18280

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700144

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Muffler, Xlerator Performance, Stainless Steel, Natural, Chevy, Ford, GMC, Mazda, Each

Part Number: APH-XS2157

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Mufflers, OE Replacement, Steel, Aluminized, Round Case, Chevrolet, GMC, Each

Part Number: APH-54227

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Estimated Ship Date: Today

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Muffler, TruckEx, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-3894

Not Yet Reviewed

Estimated Ship Date: Today

Resonator, Steel, Aluminized, 2.25 in. Inlet/Outlet, 27.71 in. Overall Length, Each

Part Number: WLK-53916

Not Yet Reviewed

Estimated Ship Date: Today

Muffler, FlowFX, Active Dual Mode, Direct Fit, Chevrolet, GMC, 5.3L, Each

Part Number: FLO-717911

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Estimated Ship Date: Today

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Mufflers, Direct-Fit, 2.50 in. Dual Inlet, 3.00 in. Single Outlet, Steel, Aluminized, Oval Case, 28.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-7217

Not Yet Reviewed

Estimated Ship Date: Today

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Muffler 13-17 GMC Acadia 3.6L / 13-17 Buick Enclave 3.6L

Part Number: APH-30088

Not Yet Reviewed

Estimated Ship Date: Today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 2.5, 4.3L, Each

Part Number: APH-3226

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Muffler, Walker Quiet-Flow SS Muffler

Part Number: WLK-22294

Not Yet Reviewed

Estimated Ship Date: Today

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 6.6L, Diesel, Each

Part Number: APH-2548

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, Pontiac, V6, Each

Part Number: APH-2577

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Mufflers, Challenge, Steel, Aluminized, Baffled, Oval Case, Chevrolet, GMC, Each

Part Number: APH-2944

Not Yet Reviewed

Estimated Ship Date: Jan 5, 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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