These DPR turbo dump pipes (also known as a downpipe) are made from sus304 stainless steel throughout and feature a dual chamber design with increased size for greater flow and more power. The flanges are thick so they will not bend or warp. Supplied with an EGO sensor port and plug as well as all gaskets and bolts. Please note, these dump pipes also fit EVO 4-6, however you will need to modify the front pipe exhaust flange to fit.