Description
The Flowmaster Super 40 Series Chambered Muffler is engineered for enthusiasts seeking an aggressive, deep, and powerful exhaust note with proven performance. Featuring Flowmaster’s race-tested Delta Flow technology, this muffler delivers the iconic sound of the Original 40 Series while improving exhaust efficiency and maintaining controlled interior resonance.
With its larger case design, the Super 40 provides excellent performance on high-horsepower vehicles while producing a noticeable interior resonance that muscle car and performance enthusiasts expect. Constructed from durable 16-gauge aluminized steel and fully MIG welded, this muffler is built for long-lasting strength and reliability under demanding driving conditions.
Designed as a universal-fit performance muffler, the Super 40 Series is ideal for custom exhaust applications where aggressive sound and maximum performance are the priority.
Key Features
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Deep, aggressive exhaust sound
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Race-proven Delta Flow technology
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Classic Super 40 tone with enhanced performance
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Noticeable interior resonance
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Excellent performance for high-horsepower vehicles
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Durable 16-gauge aluminized steel construction
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Fully MIG welded for maximum durability
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High-temperature black painted finish
Fitment (Written Separately)
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Fitment Type: Universal
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Vehicle Type: 4 Cylinder, 6 Cylinder engines
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Installation Note: Requires fabrication and new hangers (not included)
Technical Specifications
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Brand: Flowmaster
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Muffler Series: Super 40 Series
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Muffler Type: Chambered
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Product Type: Street Muffler
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Part Type: Exhaust Muffler
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Category: Exhaust
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Sub Category: Mufflers
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Universal Or Specific Fit: Universal
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Sound Level: Aggressive
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Grade Type: Performance
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Emission Code: 5
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California Proposition 65: No
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Tunable: No
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Reversible: No
Dimensions & Construction
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Body Material: Aluminized Steel
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Body Shape: Oval
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Body Length: 13.50 IN
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Body Width: 10.00 IN
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Body Height: 5.00 IN
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Overall Length: 19.50 IN
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Finish: High-Temperature Paint
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Color: Black
Inlet Specifications
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Inlet Quantity: 1
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Inlet Location: Center
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Inlet Diameter: 3.00 IN
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Inlet Inside Diameter: 3.00 IN
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Inlet Outside Diameter: 3.13 IN
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Inlet Type: Clamp-On
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Inlet Connection: Slip-Fit
Outlet Specifications
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Outlet Quantity: 2
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Outlet Location: Dual
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Outlet Type: Dual
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Outlet Inside Diameter: 2.50 IN
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Outlet Outside Diameter: 2.63 IN
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Outlet Connection: Slip-Fit
Installation Notes
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Clamps Included: No
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Hanger Included: No
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Mount Type: Uses New Hangers (Not Included)
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Heat Shield Attached: No
