CHEVROLET Chevy small block Gen III/IV (LS-based engines) Mufflers & Resonators Exhaust - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Muffler, 50 Series Heavy-Duty, Oval, Stainless, Black, 3.5 in. Offset Inlet/Outlet, 18 in. Case Length, Each

Part Number: FLO-853558

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

Summit Racing™ Exhaust System Replacement Steel 3 Inch Muffler SUM-638011

Muffler, Replacement, 3.0 in. Center Inlet/Dual 2.25 in. Outlets, Steel, Aluminized, Each

Part Number: SUM-638011

4.27 out of 5 stars ( 15 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

Flowmaster dBX 304 Stainless Steel 3 Inch Muffler 13014310

Muffler, DBX, Stainless Steel, Natural, 3.0 in. Inlet/Outlet, 14 in. Case Length, Each

Part Number: FLO-13014310

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

SLP Performance Shotgun Race 2.5 Inch Resonator 31062

Resonator, Stainless Steel, Polished, 2.5 in. Inlet/Outlet, 18.122 in. Length, 4 in. Diameter, Ford, Pair

Part Number: SLE-31062

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

Hooker Aero Chamber Steel 3 Inch Muffler 21729HKR

Muffler, Aero Chamber, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Each

Part Number: HOK-21729HKR

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

Walker Quiet-Flow 3 Steel 2.5 Inch Muffler 21533

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

Part Number: WLK-21533

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

AP Exhaust OE Replacement Steel 3 Inch Muffler X503

Muffler, Xlerator Performance, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each

Part Number: APH-X503

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12265

Muffler, Stainless Steel, Natural, Chevy, Pontiac, Each

Part Number: MPE-12265

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12266

Muffler, Stainless Steel, Natural, Chevy, Pontiac, Each

Part Number: MPE-12266

4.43 out of 5 stars ( 14 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 12267

Muffler, Stainless Steel, Natural, Chevy, Pontiac, Each

Part Number: MPE-12267

4.77 out of 5 stars ( 22 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

AP Exhaust OE Replacement Steel 3 Inch Muffler 2579

AP Exhaust OE Replacement Steel 3 Inch Muffler 2579

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 6.0L, Each

Part Number: APH-2579

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

Walker Quiet-Flow 3 Steel 2.63 Inch Muffler 21423

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: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

AP Exhaust OE Replacement Steel 3 Inch Muffler X504

Muffler, Xlerator Performance, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each

Part Number: APH-X504

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/25/2025

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Estimated Ship Date: Monday 8/25/2025

AP Exhaust OE Replacement Steel 3 Inch Muffler 2525

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each

Part Number: APH-2525

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

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Estimated Ship Date: Sep 11, 2025 if ordered today

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AP Exhaust OE Replacement Steel 3 Inch Muffler X503

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 8/25/2025

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 14266

Muffler, Performance, Stainless Steel, Polished, Chevy, Pontiac, 5.0, 5.7L, Each

Part Number: MPE-14266

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

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Estimated Ship Date: Sep 11, 2025 if ordered today

AP Exhaust Xlerator Performance 409 Stainless Steel 3 Inch Muffler XS2288

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

Part Number: APH-XS2288

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

Walker Quiet-Flow 3 Steel 2.75 Inch Muffler 21356

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: Sep 11, 2025 if ordered today

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Estimated Ship Date: Sep 11, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2306

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Sep 11, 2025

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Walker Quiet-Flow 3 409 Stainless Steel 2 Inch Muffler 21571

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: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

AP Exhaust OE Replacement Steel 2 Inch Muffler 2521

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025

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AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2549

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: Sep 11, 2025 if ordered today

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Estimated Ship Date: Sep 11, 2025 if ordered today

Walker Quiet-Flow 3 Steel 2.5 Inch Muffler 21417

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: Sep 11, 2025 if ordered today

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Estimated Ship Date: Sep 11, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.5 Inch Muffler 2046

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025

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AP Exhaust Xlerator Performance 409 Stainless Steel 3 Inch Muffler XS2278

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: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.38 Inch Muffler 2577

Muffler, OE Replacement, Steel, Aluminized, Chevy, Pontiac, V6, Each

Part Number: APH-2577

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

AP Exhaust OE Replacement Steel Inch Muffler 2581

Mufflers, OE Replacement, Steel, Aluminized, Baffled, Chevrolet, GMC, Each

Part Number: APH-2581

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.5 Inch Muffler 2046

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

Part Number: APH-2046

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2578

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 6.0L, Each

Part Number: APH-2578

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today