Description
The Flowmaster Super 40® Series Chambered Muffler is engineered for drivers who want an aggressive exhaust tone combined with high performance and minimal interior resonance. Utilizing Flowmaster’s Delta Flow® technology, the Super 40 delivers the deep, powerful sound of the original 40 Series while offering performance improvements and quieter cabin operation.
With a larger case profile, this muffler is ideal for high horsepower vehicles, street rods, trucks, and muscle cars. Constructed from durable 16-gauge aluminized steel and fully MIG welded, the Super 40 provides long-lasting durability and superior exhaust flow. Its design improves horsepower, torque, and overall engine efficiency while delivering a signature aggressive exhaust note.
Key Features
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Deep aggressive exterior exhaust tone
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Noticeable interior resonance for a high-performance sound feel
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Delta Flow® technology reduces cabin drone while maintaining performance
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Excellent choice for high horsepower applications
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Durable 16-gauge aluminized steel construction
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Fully MIG welded for long-term reliability
Fitment
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Fitment Type: Universal
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Vehicle Type: 4-cylinder and 6-cylinder engines
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Installation Notes:
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Uses new hangers (not included)
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Custom fabrication may be required
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Specifications
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Brand: Flowmaster
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Category: Exhaust
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Sub Category: Mufflers
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Product Type: Street Mufflers
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Part Type: Exhaust Muffler
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Muffler Series: Super 40 Series
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Muffler Type: Chambered
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Sound Level: Aggressive
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Shape: Oval
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Grade Type: Performance
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Universal Or Specific Fit: Universal
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Vehicle Type: 4/6 CYL Engine
Dimensions & Construction
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Body Length: 13.50 IN
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Overall Length: 19.50 IN
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Body Width: 10.00 IN
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Body Height: 5.00 IN
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Body Material: 16-gauge Aluminized Steel
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Finish: High-Temperature Paint
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Color: Black
Inlet Specifications
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Inlet Quantity: 2
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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: Dual
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Inlet Connection: Slip-Fit
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Inlet Type: Clamp-On
Outlet Specifications
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Outlet Quantity: 2
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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 Location: Dual
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Outlet Connection: Slip-Fit
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Outlet Type: Dual
Additional Details
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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
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Reversible: No
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Tunable: No
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Exhaust Tip Quantity: Not Included
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California Proposition 65: No
