GMC Mufflers & Resonators

Muffler, Quiet-Flow 3, 2.625 in. Inlet/Outlet, Steel, Aluminized, Chevy, GMC, Each

Part Number: WLK-21423

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 5.3L, Each

Part Number: APH-2549

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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Muffler, Replacement, 3 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, P-Series Van, Each

Part Number: WLK-21476

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Walker Heavy Duty Muffler

Part Number: WLK-22449

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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

Part Number: WLK-21046

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-21437

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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

Part Number: WLK-21291

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Estimated Ship Date: Mar 2, 2026 if ordered today

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

Part Number: BRE-100-7179

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Muffler, Quiet-Flow, Oval, Steel, Aluminized, 3.00 in. Offset Inlet/Outlet, 27.00 in. Overall Length, Each

Part Number: WLK-21522

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Mufflers-Quiet-Flow SS

Part Number: WLK-22240

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Mufflers, Quiet-Flow SS, Stainless Steel, Aluminized, 29.500 in. Overall Length, Chevy, GMC, Each

Part Number: WLK-22678

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.3, 5.7, 7.4L, Each

Part Number: APH-3533

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Resonator, Steel, Aluminized, Inlet Diameter 2.625 in., Outlet Diameter 2.750 in., Chevrolet, GMC, Each

Part Number: WLK-55687

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Estimated Ship Date: Mar 2, 2026 if ordered today

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

Part Number: WLK-21367

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-21482

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-9430402

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Resonator, Natural, Steel, Each

Part Number: WLK-55272

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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

Part Number: WLK-21391

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Estimated Ship Date: Mar 2, 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: Mar 2, 2026 if ordered today

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Muffler, Quiet-Flow 3, 3 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, C/K-Series Pickup, Each

Part Number: WLK-22674

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Mufflers, Direct-Fit, 2.50 in. Inlet/Outlet, Steel, Aluminized, Oval Case, 19.25 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-7277

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Estimated Ship Date: Mar 2, 2026 if ordered today

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

Part Number: APH-2184

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Estimated Ship Date: Feb 24, 2026 if ordered today

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

Part Number: APH-3894

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Estimated Ship Date: Feb 23, 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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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

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Estimated Ship Date: Today

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