ARH - Long Tube Headers & X-Pipe (14-19 Corvette C7/C7 Z06)The C7 has arrived and without hesitation we've taken on the ARH tradition of developing the finest 100% US manufactured header systems. With multiple options that allow us to fine tune our system to match your upgrades, ARH C7 systems set the bar for quality, performance, fit and ease of installation. Options include 1 3 4" 1 7 8" or 2" primaries, merge collectors with scavenger spikes. ARH exclusive Cat Forward X pipe location, and new to our lineup