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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 T631948
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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 And 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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      • Durable Fully Welded 16 Gauge Aluminized Steel
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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 Connection Slip-Fit
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      • Inlet Diameter 2.50 IN
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      • Inlet Inside Diameter 2.50 IN
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      • Inlet Location Center
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      • Inlet Outside Diameter 2.63 IN
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      • Inlet Quantity 1
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      • Inlet Type Clamp-On, Weld-On
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      • Mount Type Uses New Hangers Not Included
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      • Muffler Series 40 Series Delta Flow
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      • Muffler Type Chambered
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      • Outlet Connection Slip-Fit
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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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      • Outlet Type Dual
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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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      • Grade Type Performance
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      • Emission Code 5
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      • Clamps Included No
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      • Hanger Included No
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      • Heat Shield Attached No
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      • Exhaust Tip Quantity 0
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      • Category Exhaust
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      • Product Type Street Mufflers
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      • Part Type Exhaust Muffler
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      • Sub Category Mufflers
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      • Reversible No
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      • Tunable No
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      • Vehicle Type 4/6 CYL Engine, Classic Muscle Car, Late Model Muscle Car, Street Rod, Street/Strip, Truck/SUV
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      • Fits Universal; Some Adaptation May Be Required
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      Description

      Performance Muffler Solution. The Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler; 2.50-Inch Inlet/2.50-Inch Outlet is engineered to enhance exhaust flow and improve overall vehicle performance. It offers a balanced aggressive sound with reduced interior resonance, making it ideal for street and strip applications. This muffler is designed for use on a variety of vehicles, delivering improved scavenging and exhaust tone without compromising emissions compliance.

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      Construction and Appearance. Crafted from durable 16 gauge aluminized steel, this muffler is fully MIG welded to ensure strength and longevity. It features a high-temperature paint finish for increased resistance to heat and corrosion. The two-chamber design incorporates Delta Flow technology with internal deflectors that enhance exhaust flow and reduce interior sound, while maintaining a mild exterior tone.

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      Installation. Installation is straightforward with slip-fit inlet and outlet connections designed for clamp-on or weld-on applications. New hangers are necessary as original hangers are not included with the muffler.

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      Application. This muffler fits a broad range of vehicles including 4 and 6 cylinder engines, various muscle cars, street rods, trucks, and SUVs. It is a universal fit product requiring some adaptation depending on specific vehicle 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 (2.50-Inch Inlet/2.50-Inch Outlet)
      • Instructional Manual

      4.7

      Reviews of Flowmaster Exhaust Products (500+)

      Questions & Answers

      No questions about this product yet. Ask the First Question