All MagnaFlow cat-back systems feature fast-flowing mandrel-bent stainless steel tubing, a straight-through MagnaFlow Performance Muffler and a polished stainless steel Magnaflow tip. Magnflow cat-back systems are designed to increase horsepower, torque and gas mileage, they also bolt directly onto your vehicle.MagnaFlow Cat-back systems also come in titanium. Titanium MagnaFlow Cat-back systems feature cadmium hardware, weight saving hollow hangers, true straight through design Magnaflow mufflers, and removeable silencers, all finished with a hardcore race look blue'd tip.If you don't want one of the Magnaflow cat-back systems but want the dual look, MagnaFlow makes Universal Tail Pipes for a variety of applications. They all come with fast-flowing mandrel-bends and bolt directly onto your vehicle. Add two MagnaFlow Universal Tail Pipes for a dual exit exhaust application.