RTP-007B Exhaust Muffler Tip Rectangular Rolled Edge 2.5" Inlet / ID, 8x2" Outlet / OD, 10" Length. Red Tail Performance Exhaust Tip Designed and built for the true enthusiast, Red Tail Performance exhaust tips are made from T304 stainless steel material, providing optimal durability that continually maintains its aesthetic appeal. These exhaust tips will never rust, show corrosion, or discolor. Built on the principles of quality, durability, and reliability, Red Tail Performance exhaust tips will meet and exceed even the most discerning of individuals. Add a sportier feel to your vehicle by swapping out your old tips for our RTP-007 tip. The tip is ideal for many US Domestic sports vehicles such as the Chevy Corvette or Chevy Camero, and is typically bought in pair for dual exhaust systems. Our Black Series Tips are completed with the finest attention to detail. The coating on each of our these exhaust tips are coated electrostatically, and cured under finely measured heat to produce the ideal skin and look. Unlike other manufacturers, all of our coated tips are made with the finest most durable T304 stainless steel material. In other words the same quality you see on the outside runs parallel to the quality you can expect on the inside.