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  • Universal
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Flowmaster

Flowmaster 50 Series Heavy-Duty Mufflers

4.47 out of 5 stars 32 Customer Reviews

Flowmaster 50 Series heavy-duty mufflers can deliver more horsepower and increase torque and fuel mileage. Specifically designed for gas and diesel applications, the 50 Series heavy-duty mufflers can significantly improve acceleration and towing power while also increasing fuel economy.

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Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Muffler, 50 Series Heavy-Duty, Oval, Stainless, Black, 3.5 in. Offset Inlet/Outlet, 18 in. Case Length, Each

Part Number: FLO-853558

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Flowmaster 50 Series Heavy-Duty Steel 3.5 Inch Muffler 953558

Flowmaster 50 Series Heavy-Duty Steel 3.5 Inch Muffler 953558

Flowmaster 50 Series Heavy-Duty Steel 3.5 Inch Muffler 953558

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

Part Number: FLO-953558

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530560

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530560

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530560

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

Part Number: FLO-9530560

4.8 out of 5 stars ( 5 )

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Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530572

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530572

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530572

Muffler, Delta Flow 50 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-9530572

5.0 out of 5 stars ( 4 )

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Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530582

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530582

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530582

Muffler, Delta Flow 50 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-9530582

5.0 out of 5 stars ( 1 )

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