This set comes with all the pipes you need to build a custom dual exhaust system.Set includes:Front PipesMid PipesRear PipesSide Exit PipesCorner Exit PipesOver-Axle PipesH-Pipe StubsStraight Crossover PipeBent Crossover Pipe Each piece has a slip-fit connection for easy assembly and built from mandrel bent 16-gauge aluminized steel tubing.Made in USA Note: Mufflers and Hardware not included. Shipped oversize. Installation Notes: Due to the universal nature of this kit trimming of the individual pipes is required for installation. When trimming material off of the various pipes we recommend that you leave the pipes slightly long when initially assembling the syst em