GMC Mufflers & Resonators

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

Part Number: APH-3226

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Muffler, SoundFX, Oval, Steel, Aluminized, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each

Part Number: WLK-18915

5.0 out of 5 stars ( 7 )

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

Muffler Upgrade, Apollo GT, 409 Stainless Steel, Natural, Perforated Core, 3 in. Inlet, 3 in. Outlet, Chevrolet, GMC, Each

Part Number: AFE-49C44114

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Muffler, 2.50 in. Offset Inlet, 2.25 in. Offset Outlet, 26.50 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-5086

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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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Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-18342

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-6590

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 28.75 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-18202

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler, Tru-Fit Series, Steel, Aluminized, 2.75 in. Inlet/2.75 in. Outlet, Each

Part Number: WLK-18138

4.5 out of 5 stars ( 6 )

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

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

Part Number: WLK-18499

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Muffler, Xlerator Performance, Stainless Steel, Natural, Chevy, Dodge, GMC, V6, V8, Each

Part Number: APH-XS2278

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700141

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700052

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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

Part Number: APH-XS2157

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700109

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Muffler, MSL, Chevy, Dodge, GMC, Isuzu, Oldsmobile, Each

Part Number: APH-700020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 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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Walker Quiet-Flow SS Muffler

Part Number: WLK-21614

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

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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