GMC Mufflers & Resonators

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

Part Number: APH-2452

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: APH-2538

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: APH-2556

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700126

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Muffler, Pro, 3.000 in. Inlet/2.500 in. Outlet, Steel, Aluminized, Each

Part Number: IMM-7421CB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: APH-2429

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler 13-17 GMC Acadia 3.6L / 13-17 Buick Enclave 3.6L

Part Number: APH-30087

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: APH-700438

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: APH-2189

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: APH-700381

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

Muffler, Quiet-FlowSS, Oval, Stainless Steel, Natural, Chevy, GMC, V6, Each

Part Number: WLK-50081

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Oversize $39.99
• Special Order

Resonator, Steel, Aluminized, 2.25 in. Inlet/Outlet, 60.75 in. Overall Length, GMC, Saturn, 3.6L, Each

Part Number: WLK-56230

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Oversize $7.99
• Special Order

Mufflers-Quiet-Flow SS

Part Number: WLK-22237

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Special Order

Walker Quiet-Flow SS Muffler

Part Number: WLK-21554

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Mufflers, Quiet-Flow SS, Stainless Steel, Aluminized, 3.00 in. Offset Inlet, 2.75 in. Offset Outlet, 29.000 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-21577

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Special Order

Quiet-Flow SS Exhaust Muffler

Part Number: WLK-21251

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Special Order

Muffler, Quiet-Flow 3, 2 in. Inlet/2 3/4 in. Outlet, Steel, Aluminized, Chevy, GMC, C/K-Series Pickup, Each

Part Number: WLK-21282

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, Tru-Fit Series, Steel, Aluminized, 2.25 in. Inlet/2.00 in. Outlet, Each

Part Number: WLK-18107

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Special Order

Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18109

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 2026 if ordered today

• Special Order

Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18176

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Special Order

Muffler, Quiet-Flow Series, 2.500 in., Inlet, 2.500 in. Outlet, Buick, Chevy, GMC, Olds, L6, Each

Part Number: WLK-21409

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Mufflers-SoundFX

Part Number: WLK-18987

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Special Order

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 24.00 in. Overall Length, Chevrolet, GMC, Isuzu, Each

Part Number: WLK-18913

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Special Order

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 32.75 in. Overall Length, Chevrolet, GMC, Isuzu, Each

Part Number: WLK-18827

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Special Order

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 44.38 in. Overall Length, Chevrolet, GMC, Isuzu, Each

Part Number: WLK-18898

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Oversize $7.99
• Special Order