GMC Mufflers & Resonators

Walker Quiet-Flow SS Muffler

Part Number: WLK-21437

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Dodge, Ram, 3.7, 4.7, 5.7L, Each

Part Number: APH-2566

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Estimated Ship Date: Apr 9, 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: Apr 13, 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: Monday 3/23/2026 if shipped by air

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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: Apr 13, 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: Apr 9, 2026 if ordered today

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Mufflers-Quiet-Flow SS

Part Number: WLK-22240

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler, School Bus, Round, Stainless Steel, Natural, 39.00 in. Overall Length, Each

Part Number: WLK-22566

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler 09-14 Express / Savanna 1500 4.3L/5.3L 10-17 Express / Savana 2500 4.8L/6.0L

Part Number: APH-2650

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Estimated Ship Date: Apr 9, 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: Apr 13, 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: Apr 13, 2026 if ordered today

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Muffler Assembly - Quiet-FlowSS - Domestic - TK

Part Number: WLK-54888

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Estimated Ship Date: Apr 13, 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: Apr 13, 2026 if ordered today

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Exhaust Muffler, Walker Quiet-Flow SS Muffler

Part Number: WLK-22294

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.75 in. Center Inlet, 2.50 in. Offset Outlet, 42.00 in. Overall Length, Each

Part Number: WLK-54654

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: WLK-21195

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Estimated Ship Date: Apr 13, 2026 if ordered today

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

Part Number: APH-2539

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Resonator, Natural, Steel, Each

Part Number: WLK-55272

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Apr 13, 2026 if ordered 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: Apr 14, 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: Apr 8, 2026 if ordered 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

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, Chevy, GMC, Each

Part Number: WLK-21759

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: APH-2188

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Estimated Ship Date: Apr 8, 2026 if ordered today

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

Part Number: APH-700438

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Estimated Ship Date: Apr 7, 2026 if ordered today

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

Part Number: APH-2099

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Estimated Ship Date: Apr 7, 2026 if ordered today

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