Stainless steel downpipe with middle box for manifold std bore exhaust long centre branch (lcb) maniflow. The optimum size 1.75" tubing for maximum performance and efficiency now offering a choice of tailpipe size and configuration. Front pipes come either "straight through" for use only with the rear muffler, or with a built-in resonator for quieter twin-box systems. All tail pipes are highly polished with rolled edges. This is the stainless steel front pipe with an intermediate resonator to make two-box system. Connects from lcb to rear silencer.