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Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler; 2.50-Inch Inlet/2.50-Inch Outlet (Universal; Some Adaptation May Be Required)

Item SD71904
Our Price

$152.95 each

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

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      • Two Chamber Design Incorporates Delta Flow Technology
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      • Delta Deflectors Generate Increased Scavenging For Better Performance And Reduced Interior Sound
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      • Milder Exterior Tone And Reduced Interior Resonance Over Standard 40 Series
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      • Constructed Of 16 Gauge Aluminized Steel
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      • Fully MIG Welded For Maximum Durability
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      • No Internal Packing To Blowout
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      • Excellent Street/Strip And Off-Road Application
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      • Race Proven Delta Flow Technology
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      • Body Height 4.00 IN
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      • Body Length 13.00 IN
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      • Body Width 9.75 IN
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      • Finish High-Temperature Paint
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      • Inlet Diameter 2.50 IN
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      • Inlet Inside Diameter 2.50 IN
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      • Inlet Outside Diameter 2.63 IN
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      • Inlet Location Center
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      • Inlet Quantity 1
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      • Inlet Type Clamp-On And Weld-On
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      • Outlet Inside Diameter 2.50 IN
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      • Outlet Location Dual
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      • Outlet Outside Diameter 2.63 IN
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      • Outlet Quantity 2
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      • Overall Length 19.00 IN
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      • Sound Level Aggressive
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      • Shape Oval
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      • Uses New Hangers (Not Included)
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      • Fits Universal; Some Adaptation May Be Required
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      Description

      Performance Muffler. The Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler; 2.50-Inch Inlet/2.50-Inch Outlet delivers aggressive sound with improved performance using advanced Delta Flow technology. It is designed for street, strip, and off-road applications where enhanced exhaust scavenging and reduced interior sound are desired. This muffler provides a distinctive tone that balances exterior aggressiveness with reduced interior resonance, making it ideal for muscle cars, street rods, and trucks.

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      Construction and Appearance. Built with 16 gauge aluminized steel, this muffler offers durability and corrosion resistance. The fully MIG welded construction ensures strength and longevity, while the high-temperature paint finish protects against heat and provides a clean, professional appearance. Its oval body shape and Delta deflectors optimize exhaust flow and sound characteristics.

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      Installation. Installation requires some adaptation as this is a universal fitment muffler. It features a slip-fit center inlet and dual outlets that can be clamp-on or welded. Please note that clamps and hangers are not included, and drilling may be necessary depending on the vehicle setup.

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      Application. Fits universal applications; some adaptation may be required to ensure proper installation and fitment across various vehicle types and configurations.

      Flowmaster 9425400

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

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 1 Hour

      Difficulty Level:

      Simple installation for anyone.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Muffler

      4.7

      Reviews of Flowmaster Exhaust Products (500+)

      Questions & Answers

      No questions about this product yet. Ask the First Question