"RoadWorks Exhaust Stacks are the best in the industry! Featuring a superb shine, backed by a 3-year warranty, these premium exhaust stacks come in 5"", 6"", 7"", and 8"" diameters, and six tip styles to suit any taste. Top pipes are available in multiple lengths up to 120"" for the perfect fit, finish, and style. RoadWorks offers premium style, unmatched reliability, and a readily available selection of chrome-plated stacks, elbows, clamps, and kits to bring your custom truck to life. | RoadWorks Peterbilt Long Drop 90 Degree Elbow Exhaust Kit Slash Cut Tip 6"" Diameter 96"" Tall KITPB16S96"