GMC Mufflers & Resonators

Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Chevy, Dodge, Ford, GMC, Plymouth

Part Number: WLK-21151

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Muffler, Vortex, 3.000 in. Inlet/3.000 in. Outlet, Steel, Gray Aluminized, Each

Part Number: IMM-88105CB

3.92 out of 5 stars ( 24 )

Estimated Ship Date: Today

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

Part Number: WLK-21784

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Today

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

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: Today

Muffler, Premium Pro-Fit, 3 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, Each

Part Number: WLK-17809

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Today

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

Part Number: APH-XS2579

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Muffler, Super Turbo, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17674

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: FLO-842443

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

Muffler, Tru-Fit, Steel, Aluminized, 3.0 in. Inlet/Outlet, 26.5 in. Length, Each

Part Number: WLK-18160

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

Muffler, Salute, Oval, 3.000 in. Inlet/Two 2.500 in. Outlet, Stainless Steel, Natural, Each

Part Number: IMM-SA2198

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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

Part Number: WLK-21169

Not Yet Reviewed

Estimated Ship Date: Today

Mufflers, Direct Fit SoundFX, Steel, Aluminized, 29.000 in. Overall Length, Chevy, GMC, Each

Part Number: WLK-18823

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: APH-XS2568

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Muffler, Quiet-Flow 3, 2 in. Inlet/1 13/16 in. Outlet, Steel, Aluminized, Chevy, Dodge, GMC, Each

Part Number: WLK-21028

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-18906

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: WLK-22673

Not Yet Reviewed

Walker Quiet-Flow SS Muffler

Part Number: WLK-21405

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

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

Part Number: APH-700222

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: WLK-21481

Not Yet Reviewed

Estimated Ship Date: Today

Walker Quiet-Flow SS Muffler

Part Number: WLK-21614

Not Yet Reviewed

• Special Order

Muffler, Tru-Fit Series, Steel, Aluminized, 3.00 in. Inlet/3.00 in. Outlet, Each

Part Number: WLK-18180

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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: Today

Muffler - Quiet-FlowSS - Domestic - TK

Part Number: WLK-21683

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Special Order