Cat® Engine Exhaust Pipe Covers are components of the exhaust system consisting of a collection of tubes, usually of cast iron, that channel the exhaust gases from the cylinders of an engine to the rest of the exhaust system. Each Cat® Pipe utilizes superior materials and processes, fabricated specifically to withstand the application’s pressure and flow requirements which will ensure a long life and proper machine functionality. Engineered with a specific application in mind, every Cat® pipe is designed and manufactured to exact tolerances to ensure proper alignment with existing systems on your Cat® Machine.Application:Cat® Exhaust Pipes are designed based on the capacity of the Cat® Engines. Consult your owner's manual or contact your local Cat® Dealer for more information.