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Flowmaster 70 Series Big Block II Dual In/Dual Out Oval Muffler; 2.25-Inch Inlet/2.25-Inch Outlet (Universal; Some Adaptation May Be Required)

Item SD71851
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500+ Reviews of Flowmaster
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$249.95

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

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      • Body Height 5.00 In
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      • Body Length 22.00 In
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      • Body Material 16-gauge Aluminized Steel
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      • Body Width 10.00 In
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      • Emission Code 5
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      • Finish High-Temperature Black Paint
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      • Inlet Connection Slip-Fit, Clamp-On, Weld-On
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      • Inlet Diameter 2.25 In
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      • Inlet Inside Diameter 2.25 In
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      • Inlet Outside Diameter 2.38 In
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      • Inlet Location Dual
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      • Inlet Quantity 2
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      • Mount Type Requires New Hangers (Not Included)
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      • Muffler Series 70 Series Big Block
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      • Muffler Type Chambered
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      • Outlet Connection Slip-Fit
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      • Outlet Inside Diameter 2.25 In
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      • Outlet Location Dual
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      • Outlet Outside Diameter 2.38 In
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      • Outlet Quantity 2
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      • Outlet Type Dual
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      • Overall Length 28.00 In
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      • Part Type Exhaust Muffler
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      • Product Type Street Mufflers
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      • Shape Oval
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      • Sound Level Mild
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      • Sub Category Mufflers
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      • Tunable No
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      • Fits Universal; Some Adaptation May Be Required
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      Description

      Performance Enhancer. The Flowmaster 70 Series Big Block II Dual In/Dual Out Oval Muffler with 2.25-inch inlet and outlet diameters is engineered to improve horsepower, torque, and engine efficiency. It produces a mild exterior tone with minimal interior resonance, making it ideal for trucks, SUVs, motorhomes, tow vehicles, and performance street cars.

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      Construction and Appearance. Built from durable 16-gauge aluminized steel, this muffler features fully MIG welded seams for enhanced strength and reliability. It is coated with high-temperature black paint for superior heat resistance and a sleek finish.

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      Installation. Installation requires basic exhaust adaptation since this muffler does not provide a direct bolt-on fit. Some modifications and new hanger installation are necessary. Connections can be made using clamp-on or weld-on methods without the need for drilling.

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      Application. This muffler is designed for universal fitment and is compatible with a wide range of vehicles, though some adaptation may be needed during installation due to its universal nature.

      Flowmaster 524704

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      4.7

      Reviews of Flowmaster Exhaust Products (500+)

      Questions & Answers

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