Constructed of 16-gauge aluminized steel or 409 stainless steel
Fully MIG welded body ensures durability
Delta Flow Technology equipped for better exhaust flow
Deeper and richer exhaust tone than Original 40 Series Mufflers
5 in. thick x 10 in. wide x 13.5 in. long with inlet/outlet sizes from 2.25 in. up to 3 in. to fit your vehicle
Made in the USA
Lifetime limited warranty for Flowmaster Stainless Steel Super 40 Delta Flow Series Mufflers and 3-year limited warranty for Aluminized Super 40 Delta Flow Series Mufflers
The Super 40 Muffler was evolved from Flowmaster's Top Ten race muffler line for use one either street or strip. Leveraging Delta Flow Technology, this muffler provides ideal performance to high horsepower vehicles. The Super 40 has a black, oversize case to keep resonance down while the deep outside tone let's everyone know it's a Flowmaster!