Flowmaster 2.5 in(d)/2.5 out(d) super 44 409s

The Super 44 muffler delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing-á2-chamber-ástreet muffler we've ever built! Available in 409S Stainless Steel with a Lifetime Limited Warranty, these mufflers feature our advanced Delta Flow Technology design and are fully MIG-welded for maximum durability. This new dual in/dual out design is perfect for applications that require one muffler for both exhaust pipes to pass through and has 2.50in. inlets and outlets with 3.50in. internals for maximum performance.