Pre '56 Cessna 180

Note : Power Flow Systems has purchased the assets of Leading Edge Exhaust Systems (LEES)

Bolt-On Horsepower. Complete replacement of your exhaust system.  FAA approved by STC for all Pre '56 Cessna 180 aircraft.   Note: This is for aircraft s/n 32150 and below.   Higher s/n aircraft use the PMCF exhaust - click here to go to that page. 

The model aircraft it was approved for have serial numbers 604, 615 and 30000 through 32150 that are equipped with FAA approved installation instructions of Continental O-470 K, L, R or S model engines. Note: Please let us know if you have the “ tilt down seaplane mount”  P/N 0751003-31