EXTEX manufactures more than 90 FAA-approved PMA replacement parts for the Pratt & Whitney Canada PT6 engine family — the most widely used turboprop and turboshaft engine in aviation. Our high-precision certified parts meet or exceed OEM specifications while reducing operating costs by 25–40%.
EXTEX Engineered Products PT6 replacement parts deliver the highest quality while helping to achieve lower operating costs. Our PT6 turbine blades are coated to resist sulfidation which helps extend their time on the wing. Our gear surfaces are super finished to enhance durability and our E3045741-01 blades have qualified for an AMOC (Alternative Method of Compliance), which allows them to be installed on -114 / 114A engines. As a leading supplier of FAA-approved aerospace aftermarket parts for the PT6, we support a comprehensive range of engine variants including the PT6A-6, 6A, 6B, 6/C20, 20, 20A, 20B, 21, 25, 25A, 27, 28, 34, 34AG, 34B, 36, 38, 41AG, 41, 42, 62, 114, 135, and 135A — covering fixed-wing and rotary-wing applications across dozens of airframes. Whether you’re managing scheduled maintenance, PT6 engine life-limited parts replacement, or responding to an AOG situation, EXTEX has the inventory and technical expertise to keep your fleet flying.