New P/N 8001956 for PA23-250 Aztec
This HE Series high efficiency oil cooler is a direct FAA-PMA replacement for Stewart Warner P/N 10631S and Piper P/N 32330-07. Less than 1/2 Piper price!

New P/N 8001080 for PA28-181 Archer II/III
This 7 row, drawn cup oil cooler has -8 threads and is a direct FAA-PMA replacement for Niagra P/N 20710A and Piper P/N 85472-012. Less than 1/3 Piper price!

Expanded Eligibility:
P/N 8001602 for Britten-Norman Islander and P/N 8001652 for Cessna 210.

For more information and to find the oil cooler for your aircraft, go to Oil Coolers.