Availability
Mufflers
Muffler, Heavy Duty, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each
Part Number: WLK-21172
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Ultra Flo Welded, Oval, 4 in. Inlet/4 in. Outlet, Stainless Steel, Chevy, GMC/Hummer, Each
Part Number: WLK-17557
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Quiet-Flow SS, Oval, Stainless Steel, Aluminized, 2.50 in. Offset Inlet/Outlet, 36.00 in. Overall Length, Each
Part Number: WLK-21543
Estimated Ship Date: Today
Estimated Ship Date: Today
High-Flow Muffler Assembly, T409 2004.5-2005 Dodge Cummins 600/610 (fits to stock only)
Part Number: MBR-MK96116
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Muffler, Heavy-Duty, 2.25 in. Offset Inlet/Outlet, Steel, Aluminized, 30.00 in. Overall Length, Dodge, Ford, Each
Part Number: WLK-22382
Estimated Ship Date: Today
Estimated Ship Date: Today
Mufflers, FlowFX, Oval Case, Stainless Steel, Natural, Dual 3.00 in. Offset Inlet/Outlet, 56.000 in. Overall Length, Ford, 3.5L, Each
Part Number: FLO-717776
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, SoundFX, 2 1/2 in. I.D. Inlet, 2 1/4 in. I.D. Outlet, Steel, Aluminized, Jeep, Each
Part Number: WLK-18426
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, XP Series, 409 Stainless Steel, Oval, 3.00 in. Inlet, 2.25 in. Outlet, Dodge, Ram, Each
Part Number: MBR-S5141409
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, SoundFX, Steel, Aluminized, 2.5 in. Inlet, 2.0 in. Outlet, 26.0 in. Length, Each
Part Number: WLK-18293
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Chevy, GMC, C/K-Series Pickup, Each
Part Number: WLK-21400
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, SoundFX, Round, Steel, Aluminized, 1.75 in. Offset Inlet and Outlet, Toyota, Each
Part Number: WLK-18204
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Delta Flow 50 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each
Part Number: FLO-9530572
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, SoundFX, Steel, Aluminized, Toyota, 3.4L, Each
Part Number: WLK-18901
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, SoundFX, Direct-Fit, Steel, Aluminized, Nissan, Each
Part Number: WLK-18924
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, SoundFX, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Chrysler, Dodge, Plymouth, Each
Part Number: WLK-18381
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/4 in. Outlet, Steel, Black, Each
Part Number: FLO-9430422
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, FlowFX, Active Dual Mode, Direct Fit, Ram, 5.7L, Each
Part Number: FLO-717915
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Super Turbo, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Chrysler, Dodge, Plymouth, Each
Part Number: WLK-17741
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler Upgrade, Apollo GT, 409 Stainless Steel, Natural, Perforated Core, 3 in. Inlet, 3 in. Outlet, Chevy, GMC, Each
Part Number: AFE-49C44137
Estimated Ship Date: Today
Estimated Ship Date: Today
Mufflers, Quiet-Flow SS, Stainless Steel, Natural, 30.000 in. Overall Length, Ford, Each
Part Number: WLK-21752
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Quiet-Flow 3, 2 1/4 in. Inlet, 2 1/4 in. Outlet, Steel, Aluminized, Jeep, Each
Part Number: WLK-22502
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Quiet-Flow 3, Oval, Steel, Aluminized Finish, Turbo-style, Lexus, Toyota, 4.7L, Each
Part Number: WLK-56177
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, Tru-Fit Series, Steel, Aluminized, 3.00 in. Inlet/3.00 in. Outlet, Each
Part Number: WLK-18180
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, 3.50 in. Inlet/3.50 in. Outlet, Stainless Steel, Natural, Chevy, GMC, Kit
Part Number: MPE-19534
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Delta Flow 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Black, Each
Part Number: FLO-8430402
Estimated Ship Date: Today
Estimated Ship Date: Today
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