GMC SIERRA 1500 Mufflers & Resonators

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.625 in. Inlet/Outlet, Chevy, GMC, Each

Part Number: WLK-21919

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Muffler, Big Block II 70 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-53072

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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: Jan 6, 2026 if ordered today

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

Part Number: APH-54113

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Challenge Muffler - Lifetime Warranty 14-16 Silverado / GMC Sierra 1500 Series 4.3L/5.3L 2WD/4WD

Part Number: APH-2621

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Estimated Ship Date: Dec 29, 2025 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: Dec 31, 2025 if ordered today

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Muffler, Ultra Flo Welded, 3 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17228

3.0 out of 5 stars ( 2 )

Estimated Ship Date: 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: Dec 29, 2025 if ordered today

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Resonators, Replacement, OEM Design, Aluminized Steel, Single Inlet/Outlet, Center/Center, Chevy, GMC, 5.3L, Each

Part Number: APH-68572

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Estimated Ship Date: Dec 29, 2025 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, Pickup, Each

Part Number: WLK-21356

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 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: Dec 26, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 6.0L, Each

Part Number: APH-2556

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Estimated Ship Date: Dec 29, 2025 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: Dec 30, 2025 if ordered today

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Mufflers, Direct-Fit, 3.00 in. Inlet, 2.75 in. Outlet, Steel, Aluminized, Oval Case, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-7251

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Muffler, 3.00 in. Inlet/Dual 2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14221

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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