2. The first step is to remove all of the stock exhaust components. The only OEM parts you'll reuse are the turbo/downpipe clamp and the rubber hanger insulators. To install the new system, start at the turbo and install the new turbo downpipe using the OEM clamp. Then follow the instructions to install the next two pipes using the supplied clamps and hanger clamps. Leave all the connections loose until the complete system is installed and positioned correctly.