This two chamber design incorporates Flowmaster's patented Delta Flow technology.


The Delta deflectors generate increased scavenging for better performance and reduced interior sound.


Milder exterior tone and reduced interior resonance over Original 40 series.


Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.


✓ Durable fully welded 16 gauge aluminized steel


✓ Race proven patented Delta Flow technology


✓ Excellent Street/Strip and Off Road application


✓ No internal packing to blowout


Body Length (in) 13

Overall Length (in) 19

Body Diameter (in) 2.5

Inlet Diameter (in) 2.5

Outlet Diameter (in) 2.5

Body Height (in) 4

Muffler Series 40 Series Delta Flow

Body Width (in) 9.75

Sound Level Aggressive Sound

Material Aluminized Steel

Outlet Position Center

Title Flowmaster® 942541 40 Delta Flow Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound

Color Gray

Automotive Item Grade High Performance

Inlet Position Offset

Shape Oval

Inlet Connection Type Pipe Connection

Outlet Connection Type Pipe Connection

Muffler Type Reflection

Fitment Universal

Mount Type Uses New Hangers (Not Included)


More Information
Part Type Exhaust
Product Line Mufflers & Resonators
Brand Flowmaster
Write Your Own Review
You're reviewing:Flowmaster Delta 40 Muffler 2 1/2" #942541
Your Rating