GMC Mufflers - Baffled Internal Construction - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

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: Today

...Loading

Estimated Ship Date: Today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700488

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700488

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: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

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: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust Challenge Steel 3.5 Inch Muffler 2589

Muffler, Challenge, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2589

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 54113

Mufflers, OE Replacement, Steel, Aluminized, Round Case, Chevrolet, GMC, Each

Part Number: APH-54113

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

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: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 3 Inch Muffler X503

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700473

Muffler, MSL, Oval, Baffled, Steel, Aluminized, 2.25 in. Offset Inlet/Outlet, 23.00 in. Overall Length, Each

Part Number: APH-700473

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2539

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 5.3L, Each

Part Number: APH-2539

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust MSL Maximum Steel 3 Inch Muffler 700489

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

Part Number: APH-700489

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 3533

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

Part Number: APH-3533

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 3423

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 5.7, 6.2, 6.5, 7.4L, Each

Part Number: APH-3423

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Walker Quiet-Flow 3 Steel 3 Inch Muffler 21054

4.25 out of 5 stars ( 40 )

Estimated Ship Date: Today

...Loading

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 54227

Mufflers, OE Replacement, Steel, Aluminized, Round Case, Chevrolet, GMC, Each

Part Number: APH-54227

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2184

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

Part Number: APH-2184

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

AP Exhaust TruckEx Steel 4 Inch Muffler 3894

Muffler, TruckEx, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-3894

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 3226

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 2.5, 4.3L, Each

Part Number: APH-3226

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: 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: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2285

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

Part Number: APH-2285

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Walker Quiet-Flow 3 Steel 3 Inch Muffler 22677

4.75 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

AP Exhaust Challenge Steel 2.5 Inch Muffler 2538

Muffler, Challenge, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2538

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2115

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

Part Number: APH-2115

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Walker Quiet-Flow 3 Steel 3 Inch Muffler 22677

4.75 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

AP Exhaust OE Replacement Steel 2.5 Inch Muffler 3318

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

Part Number: APH-3318

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Walker Quiet-Flow 3 Steel 3 Inch Muffler 21054

4.25 out of 5 stars ( 40 )

Estimated Ship Date: Today

...Loading

AP Exhaust Challenge Steel 2.5 Inch Muffler 2944

Mufflers, Challenge, Steel, Aluminized, Baffled, Oval Case, Chevrolet, GMC, Each

Part Number: APH-2944

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2178

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

Part Number: APH-2178

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 9, 2025 if ordered today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 3539

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 2.2, 2.5L, Each

Part Number: APH-3539

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 9, 2025 if ordered today