3 Inch Mufflers

Mufflers, OE Replacement, Oval Case, Steel, Aluminized, Dual 3.00 in. Offset Inlet/Outlet, 29.00 in. Overall Length, Each

Part Number: APH-2500

4.06 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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 4/13/2026 if shipped by air

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Muffler, Xlerator Performance, Welded, Chambered, Oval, 3.00 in. Inlet, 3.00 in. Outlet, 19 in. Overall Length, Universal, Each

Part Number: APH-VX3041

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Xlerator Performance, Stainless Steel, Natural, Chevy, GMC, 5.7L, Each

Part Number: APH-XS2589

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Enforcer II, Round, Steel, Aluminized, 28 in. Length, 3.00 in.Inlet, 3.00 Outlet, Center/Offset, Each

Part Number: APH-3806

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Xlerator Performance, Stainless Steel, Natural, Chevy, GMC, 5.7L, Each

Part Number: APH-XS2579

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Glass Pack, 3.000 in. Inlet/Outlet, 30 in. Length, Steel, Aluminized, Each

Part Number: APH-40241146S

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Mufflers, Big Max Turbo, Oval Case, Steel, Aluminized, One 3.00 in. Offset Inlet, One 3.00 in. Center Outlet, 19.00 in. Overall Length, Each

Part Number: APH-690502

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Glass Pack, 3.000 in. Inlet/Outlet, 18 in. Length, Steel, Aluminized, Each

Part Number: APH-40121146S

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Xlerator VR Performance, Welded, Chambered, Oval, 3.00 in. Inlet, 3.00 in. Outlet, 13 in. Overall Length, Universal, Each

Part Number: APH-VR7428

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Glass Pack, 3.000 in. Inlet/Outlet, 24 in. Length, Steel, Aluminized, Each

Part Number: APH-40181146S

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, MSL, Oval, Baffled, Steel, Aluminized, 3.00 in. Inlets/3.50 in. Outlets, 28.25 in. Overall Length, Each

Part Number: APH-700488

3.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Xlerator Performance, Welded, Chambered, Oval, 3.00 in. Inlet, 3.00 in. Outlet, 19 in. Overall Length, Universal, Each

Part Number: APH-VX3042

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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 4/13/2026 if shipped by air

• Free Shipping

Muffler, OE Replacement, Steel, Aluminized, Dodge, 5.7L, Each

Part Number: APH-2558

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Apr 29, 2026 if ordered today

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• Special Order

Muffler, Stainless Steel, Oval, Reversible, 20 in. Length, 3.00 in. Offset, 3.00 in. Center Outlet, Each

Part Number: APH-XS1229

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.3, 5.7, 7.4L, Each

Part Number: APH-3533

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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• Special Order

Muffler, Stainless Steel, Oval, Reversible, 24 in. Length, 3.00 in. Offset, 3.00 in. Center Outlet, Each

Part Number: APH-XS1259

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Mufflers, MSL Maximum, Steel, Aluminized, Oval Case, 3.00 in. Center Inlet, 3.00 in. Offset Outlet, 30.25 in. Overall Length, Each

Part Number: APH-6577

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 29, 2026 if ordered today

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• Special Order

Muffler, Glass Pack, 3.000 in. Core, 24 in. Length, Steel, Aluminized, Each

Part Number: APH-4024006S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, Xlerator Performance, Stainless Steel, Natural, Dodge, 3.7, 4.7, 5.7L, Each

Part Number: APH-XS2198

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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• Special Order

Muffler, Xlerator Performance, Stainless Steel, Natural, Chevy, GMC, 5.7L, Each

Part Number: APH-XS2298

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

Muffler, 7.0 in. Round, 32 in. Overall Length, 3.00 in. Inlet/Outlet, Center, Welded, Each

Part Number: APH-4269

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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

Part Number: APH-2621

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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• Free Shipping
• Special Order

Muffler, Xlerator Performance, Welded, Chambered, Oval, 3.00 in. Inlet, 3.00 in. Outlet, 19 in. Overall Length, Universal, Each

Part Number: APH-VX3043

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air