The aFe Scorpion Loop Delete/Y-Pipe combo package is engineered to replace the stock loop section and y-pipe to accommodate long arm travel lift kits that interfere with the OE loop and Y-Pipe. This product is constructed of mandrel bent, 2 IN to 2-1/2 IN 409 stainless steel tubing for maximum flow and comes with all necessary hardware. Cutting is required. Designed To Accommodate Long-Arm Travel Lift Kits That Interfere With OE Loop And Y-Pipe Mandrel Bent Tubing: Mandrel Bent Tubing Allows For Smooth Transitions Of Exhaust Gas Increasing Exhaust Velocity, Increasing Horsepower, Torque And Improving Throttle Response True Merged Collector Is Designed To Create A Smooth Transition Of Exhaust Gases As The Two Tubes Are Combined Into One All Necessary Hardware For Hassle-Free Installation Design Increases Exhaust Velocity And Eliminates The Possibility Of Any Turbulence That Form Collectors Can Cause Limited 2 Year Components And 90 Day Supplier Finish Warranty