Flowmaster Mufflers & Resonators

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: Today

• Free Shipping

Muffler, Super 44 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-843048

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Super 44 Series, 2.25 in. Inlet/2.25 in. Outlet, Steel, Black, Each

Part Number: FLO-942447

4.67 out of 5 stars ( 15 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-8042443

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Super 44 Series, Oval, Dual 2.5 in. Offset Inlet/Outlet, Stainless Steel, Black, Each

Part Number: FLO-8425454

4.89 out of 5 stars ( 19 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Delta Flow 50 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-943052

4.82 out of 5 stars ( 17 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-842541

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

Muffler, 80 Series, Crossflow, 409 Stainless Steel, Single 2.5 in. Offset Inlet, Dual 2.5 in. Offset Outlets, Each

Part Number: FLO-842583

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Big Block 50 Series, Dual 2 3/4 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-527504

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Big Block II 70 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Steel, Each

Part Number: FLO-52572

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, Pro Series, 4.0 in. Inlet/4.0 in. Outlet, Steel, Black, 24.0 in. Length, Each

Part Number: FLO-14020100

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-952548

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Outlaw Series Race, Round, Stainless, 2.5 in. Center Inlet and Outlet, 11 in. Case Length, Each

Part Number: FLO-815425

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-953048

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

Resonator, Stainless Steel, Black, 2.25 in. Inlet/Outlet, 17 in. Length, 4 in. Diameter, Each

Part Number: FLO-12412409

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Big Block II 70 Series, Dual 2 1/4 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-524703

4.54 out of 5 stars ( 13 )

Estimated Ship Date: Today

• Free Shipping

Muffler, FlowFX, 3.50 in. Inlet, 3.50 in. Outlet, 409 Stainless Steel, Natural, Center Inlet, Center Outlet, Chevy, GMC, 6.6L/401 Engine, Each

Part Number: FLO-718155

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-942547

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Super 50 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Aluminized, Each

Part Number: FLO-52456

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Delta Force 40 Series Race, Oval, Stainless, Black, 3.5 in. Center Inlet/Outlet, 13 in. Case Length

Part Number: FLO-8435409

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Delta Flow 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-943043

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Super 50 Series, Dual 2 1/4 in. Inlet/Dual 2 1/4 in. Outlet, Steel, Black, Aluminized, Each

Part Number: FLO-524554

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Today

• Free Shipping

Muffler, FlowFX Series, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71235

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

Muffler, Super 10 Series, Dual 2.5 in. Inlet/Dual 2.5 in. Outlets, Stainless Steel, Black, Each

Part Number: FLO-8425154

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Today

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

Part Number: FLO-842448

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping