CHEVROLET Chevy small block Gen III/IV (LS-based engines) Mufflers

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-42441

4.87 out of 5 stars ( 31 )

Estimated Ship Date: Today

Muffler, FlowFX Series, 2.25 in. Offset Inlet/2.25 in. Center Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71225

4.58 out of 5 stars ( 26 )

Estimated Ship Date: Today

Muffler, Super 44 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-942548

4.89 out of 5 stars ( 28 )

Estimated Ship Date: Today

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

Part Number: WLK-17221

4.27 out of 5 stars ( 22 )

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

Muffler, Quiet-Flow 3, 2 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Chevy, Passenger Side, Each

Part Number: WLK-21570

3.0 out of 5 stars ( 4 )

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Muffler, Quiet-Flow 3, 2.0 in. Inlet/2.25 in. Outlet, Stainless Steel, Chevy, 3.9, 5.3L, Each

Part Number: WLK-21571

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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

Part Number: APH-XS2288

Not Yet Reviewed

Estimated Ship Date: Aug 19, 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 18, 2025 if ordered today

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

Part Number: WLK-21417

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered 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: Aug 19, 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 18, 2025 if ordered today

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