Borla 20104 Polished Stainless Steel Single Round Intercooled Tailpipe Tip Made of corrosion resistant aircraft quality stainless steel which decreases the fatigue incurred on these parts during high performance uses BORLA uses patented straight-through and multi-core technology to help increase horsepower and torque. Precision manufactured using aircraft-quality stainless steel, guaranteed to look like new for one million miles. Outlet Size: 2 1/2" Inlet Size: 2 1/2" Length: 6"