STC SA02228AT
Current · Amended · Aircraft · Small Airplane · Rev 05/20/2025 · FAA STC database
For model 172 airplanes with Lycoming O-360 engines per STC SA332GL or STC SA4428SW, modification of standard exhaust system. For model 172 with Lycoming O-360 engines per STC SA647CE or STC SA1324CE, modification of standard exhaust system. View PDF on drs.faa.gov ↗
The STC PDF is authoritative: installation instructions, ICA requirements and limitations.