Availability
GMC Mufflers & Resonators
Muffler, Delta Flow 50 Series, 3 in. Inlet/Dual 2 1/4 in. Outlet, Steel, Black, Each
Part Number: FLO-9430522
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Secondary Muffler, S-Type Sound, Chevy, GMC, 6.2L, Each
Part Number: BOR-60679
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Heavy-Duty, Oval, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 34.00 in. Overall Length, Each
Part Number: WLK-22004
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, FlowFX, Stainless Steel, Natural, Oval, 3.50 in. Center Inlet, 2.50 in. Dual Outlets, 18.00 in. Case Length, Ford, GMC, Ram, Each
Part Number: FLO-72587
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Ultra Flo Welded, 3 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Each
Part Number: WLK-17228
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each
Part Number: WLK-17547
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Delta Flow 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each
Part Number: FLO-842543
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Quiet-Flow SS, Oval, Turbo-style, Stainless Steel, Aluminized, 2.25 in. Offset Inlet/Outlet, 43.188 in. Overall Length, Each
Part Number: WLK-50072
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler - Quiet-FlowSS - Domestic - TK
Part Number: WLK-21706
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/4 in. Outlet, Steel, Black, Each
Part Number: FLO-9430422
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Ultra Flo Welded, Oval, 4 in. Inlet/4 in. Outlet, Stainless Steel, Chevy, GMC/Hummer, Each
Part Number: WLK-17557
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Super 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each
Part Number: FLO-9530452
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each
Part Number: FLO-9430402
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 6.0L, Each
Part Number: APH-2579
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Mufflers, Quiet-Flow SS, Stainless Steel, Aluminized, 28.000 in. Overall Length, Cadillac, GMC, Hummer, Each
Part Number: WLK-21431
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Exhaust Muffler Delete Pipe, 409 Stainless Steel, 3 in., Chevy, GMC, Each
Part Number: AFE-49C44114NM
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Pipe-Resonator Assembly
Part Number: WLK-55728
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Ford, 6.0L, Diesel, Each
Part Number: APH-2506
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
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 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Muffler, Super 50 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Aluminized, Each
Part Number: FLO-530552
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 5.3L, Each
Part Number: APH-2549
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Walker Heavy Duty Muffler
Part Number: WLK-22449
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each
Part Number: APH-2525
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Muffler, Quiet-Flow, Round, Steel, Aluminized, Chevy, GMC, Each
Part Number: WLK-21753
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Mufflers-Quiet-Flow
Part Number: WLK-22307
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
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