GMC Mufflers & Resonators Exhaust - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Flowmaster Stainless Steel Super 44 Series 409 Stainless Steel 2.25 Inch Muffler 842446

Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842446

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Flowmaster Super 40 Series Delta Flow 409 Stainless Steel 3 Inch Muffler 853048

Muffler, Super 40 Series, Oval, Stainless, Offset 3.0 in. Inlet/Outlet, 13.5 in. Case Length, Each

Part Number: FLO-853048

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042441

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

Part Number: FLO-8042441

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dynomax Ultra Flo Welded Round Steel 4 Inch Muffler 17225

Muffler, Ultra Flo Welded, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17225

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17513

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17513

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dynomax Ultra Flo Welded Steel 3 Inch Muffler 17547

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

Part Number: WLK-17547

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Flowmaster 40 Series Delta Flow 409 Stainless Steel 2.5 Inch Muffler 842543

Muffler, Delta Flow 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842543

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dynomax Ultra Flo Welded Steel 4 Inch Muffler 17557

Muffler, Ultra Flo Welded, Oval, 4 in. Inlet/4 in. Outlet, Stainless Steel, Chevy, GMC/Hummer, Each

Part Number: WLK-17557

3.17 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

AP Exhaust Challenge Steel 3.5 Inch Muffler 2589

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: Feb 24, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 24, 2026 if ordered today

Flowmaster 40 Series Delta Flow Steel 3 Inch Muffler 9430422

Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-9430422

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Flowmaster 40 Series Delta Flow 409 Stainless Steel 3 Inch Muffler 8430402

Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8430402

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Walker Quiet-Flow SS 409 Stainless Steel 2.5 Inch Muffler 21481

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 24 in. Length, Chevy, GMC, Each

Part Number: WLK-21481

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

aFe Apollo GT 409 Stainless Steel 3 Inch Muffler 49C44137

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

Part Number: AFE-49C44137

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

aFe Apollo GT Muffler Delete Pipes for 2019-2020 SIERRA 1500, SILVERADO 1500 - 49C44114NM

Exhaust Muffler Delete Pipe, 409 Stainless Steel, 3 in., Chevy, GMC, Each

Part Number: AFE-49C44114NM

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Flowmaster 50 Series Delta Flow Steel 2.5 Inch Muffler 9425502

Muffler, Delta Flow 50 Series, 2 1/2 in. Inlet/Dual 2 in. Outlet, Steel, Black, Each

Part Number: FLO-9425502

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17228

Muffler, Ultra Flo Welded, 3 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17228

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Flowmaster 70 Series Big Block II Steel 3 Inch Muffler 53072

Muffler, Big Block II 70 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-53072

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Walker Heavy-Duty Steel 4 Inch Muffler 22004

Muffler, Heavy-Duty, Oval, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 34.00 in. Overall Length, Each

Part Number: WLK-22004

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Walker Quiet-Flow SS 409 Stainless Steel 2.5 Inch Muffler 21431

Mufflers, Quiet-Flow SS, Stainless Steel, Aluminized, 28.000 in. Overall Length, Cadillac, GMC, Hummer, Each

Part Number: WLK-21431

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Flowmaster Super 40 Series Delta Flow Steel 3 Inch Muffler 9530452

Muffler, Super 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-9530452

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

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: Feb 24, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 24, 2026 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: Feb 24, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 24, 2026 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: Tomorrow

...Loading

Flowmaster Super 40 Series Delta Flow Steel 2.25 Inch Muffler 952448

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

Part Number: FLO-952448

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Walker Quiet-Flow Steel 3 Inch Muffler 22307

Mufflers-Quiet-Flow

Part Number: WLK-22307

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Walker Quiet-Flow SS 409 Stainless Steel 2.5 Inch Muffler 21405

Walker Quiet-Flow SS Muffler

Part Number: WLK-21405

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow