3 Inch Mufflers - Performance & OE Replacement

MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 14221

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: Nov 4, 2025 if ordered today

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Flowmaster FlowFX 409 Stainless Steel 3 Inch Muffler 72198

4.25 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Rumble Exhaust Chambered Steel 3 Inch Muffler R20402

Muffler, Chambered, Steel, Oval, 3 in. Inlet, 2.50 in. Outlet, 19 in. Overall Length, Aluminized, Each

Part Number: RUM-R20402

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2288

AP Exhaust OE Replacement Steel 3 Inch Muffler 2288

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

Part Number: APH-2288

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Walker Quiet-Flow 3 Steel 3 Inch Muffler 21054

4.25 out of 5 stars ( 40 )

Estimated Ship Date: Today

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AP Exhaust OE Replacement Steel 3 Inch Muffler 2062

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

Part Number: APH-2062

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700439

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Chevrolet, GMC, 5.7L, 7.4L, Each

Part Number: APH-700439

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700204

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

Part Number: APH-700204

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2556

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

Part Number: APH-2556

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

aFe Apollo GT 409 Stainless Steel 3 Inch Muffler 49C44114

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

Part Number: AFE-49C44114

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

AP Exhaust Enforcer Torpedopack Steel 3 Inch Muffler 4115143

Muffler, Torpedo Pack, 3.00 in. Inlet, 2.50 in. Dual Outlet, 29.00 in. Length, Steel, Aluminized, Each

Part Number: APH-4115143

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Thrush Glasspack Steel 3 Inch Muffler 24224

4.5 out of 5 stars ( 9 )

Estimated Ship Date: Today

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AP Exhaust TruckEx Steel 3 Inch Muffler 4224

Mufflers, TruckEx, Steel, Aluminized, Round Case, 3.00 in. Offset Inlet, 4.00 in. Offset Outlet, 42.00 in. Overall Length, Freightliner, Each

Part Number: APH-4224

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

aFe Mach Force XP 409 Stainless Steel 3 Inch Muffler 49M00016-B

Muffler, Mach Force-Xp, High Temperature Black Coating, Perforated Core, 3.000 in. Inlet, 3.000 in. Outlet, 22.000 in. Body Length, Universal, Each

Part Number: AFE-49M00016-B

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700322

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Round Case, Dodge, Each

Part Number: APH-700322

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust TruckEx Steel 3 Inch Muffler 2704

Mufflers, TruckEx, Steel, Aluminized, Baffled, Chevrolet, GMC, 3.9L Diesel, Each

Part Number: APH-2704

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2289

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

Part Number: APH-2289

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Walker Quiet-Flow 3 Steel 3 Inch Muffler 21054

4.25 out of 5 stars ( 40 )

Estimated Ship Date: Today

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Walker Quiet-Flow SS Steel 3 Inch Muffler 21650

Quiet-Flow Muffler

Part Number: WLK-21650

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

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Estimated Ship Date: Nov 6, 2025 if ordered today

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AP Exhaust OE Replacement Steel 3 Inch Muffler 2493

Not Yet Reviewed

Estimated Ship Date: Today

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AP Exhaust TruckEx Steel 3 Inch Muffler 3692

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3692

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700429

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Front Muffler, Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Each

Part Number: APH-700429

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700478

Muffler, MSL, Oval, Baffled, Steel, Aluminized, 3.00 in. Offset Inlet/Outlet, 37.50 in. Overall Length, Each

Part Number: APH-700478

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2405

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Isuzu, Oldsmobile, Each

Part Number: APH-2405

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust TruckEx Steel 3 Inch Muffler 3884

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3884

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 3366

Muffler, OE Replacement, Steel, Aluminized, Dodge, 5.9L Diesel, Each

Part Number: APH-3366

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

DC Sports Universal 304 Stainless Steel 3 Inch Muffler DCMU-300-R

DC Sports Universal Round Muffler 3" Inlet 3" Outlet

Part Number: DCS-DCMU-300-R

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

DC Sports Universal 304 Stainless Steel 3 Inch Muffler DCMU-3004-R

DC Sports Universal Round Muffler 3" Inlet 4" Outlet

Part Number: DCS-DCMU-3004-R

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

DC Sports Universal 304 Stainless Steel 3 Inch Muffler DCMU-3004-ST

DC Sports Universal Oval Muffler 3" Inlet 4" Outlet

Part Number: DCS-DCMU-3004-ST

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Walker Quiet-Flow SS 409 Stainless Steel 3 Inch Muffler 21587

Walker Quiet-Flow SS Muffler

Part Number: WLK-21587

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

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Estimated Ship Date: Nov 6, 2025 if ordered today

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AP Exhaust OE Replacement Steel 3 Inch Muffler 2506

Not Yet Reviewed

Estimated Ship Date: Nov 4, 2025

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