The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Aircraft Performance Modifications

Named as the FAA publishes it on its approvals.

Holds 1 approved modification, most of them for the Piper PA-42. FAA spelling: Aircraft Performance Modifications.

Approved modifications 1 · newest first

2017-11-28SA01935LA · Installation of external aft body strakes. · 401, 401A, 401B

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.