Super 44 - 2.50 Center In / 2.50 Center Out - Aggressive Sound LBZ Duramax " Increased count of steels increases

Increased count of steels increases heat dissipation

- Complete Install Kit

Anodized aluminum fittings with integral O-rings for leak free installation

With no cutting or drilling required to install

Super 44 - 2.50 Center In / 2.50 Center Out - Aggressive Sound LBZ Duramax " Increased count of steels increasesFlowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we've ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.