Now part of the Hartzell Aviation group of companies, Hartzell Aerospace Welding is a global leader in exhaust systems, engine mounts and airboxes. Backed by the expertise of trusted aviation companies including Aerospace Welding (AWI), Aerospace Manufacturing (AMI), Acorn Welding and Seaplanes West.

AWI and Acorn alone carry the PMA approvals for the vast majority of aircraft exhaust systems. For information regarding your exhaust system, please refer to the following websites:

AWI:

https://awi-ami.com/exhaust-systems