GMC SIERRA 1500 Mufflers

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

Part Number: WLK-17223

4.6 out of 5 stars ( 15 )

Estimated Ship Date: Today

Muffler, FlowFX Series, 3.5 in. Inlet/3.5 in. Outlet, Stainless Steel, Natural, Oval Body, Each

Part Number: FLO-74151

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Muffler, Super Turbo, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17674

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

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

Part Number: APH-700303

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

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Muffler, MSL, Oval, Baffled, Steel, Aluminized, 3.00 in. Inlet/2.75 in. Outlet, 29.00 in. Overall Length, Each

Part Number: APH-700489

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Estimated Ship Date: Aug 13, 2025 if ordered today

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

Part Number: APH-XS2288

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Estimated Ship Date: Aug 13, 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: Aug 11, 2025 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: Aug 13, 2025 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: Aug 11, 2025 if ordered today

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

Part Number: WLK-21919

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

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