This mid-pipe is constructed of 2.5" mandrel-bent, 304 stainless steel tubing for maximum flow and corrosion resistance. Utilizing factory style flanges and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. 100% MIG-welded for race proven strength and durability. Quality stainless steel band clamps are included for a secure fit.